-ern
runderneuern | zwangsversteigern
Regular conjugation is restricted to certain tenses.
-iehen
beziehen | anziehen | einbeziehen | abziehen | zurückziehen
Irregular conjugation for ther verb "ziehen" and its compounds: there is a change of the stem vowel in the stem of Present tense ("ich ziehe") and the stem of Preterite ("ich zog") and the stem of Past Participle ("gezogen").
-eißen
heißen | beißen | reißen | schmeißen | scheißen
-ollen
hinwollen | mitwollen | dranwollen | durchwollen | fortwollen
Conjugation of the modal verb "wollen" (irregular conjugation).
-issen
bescheidwissen | rechtwissen | vorauswissen | vorherwissen | weiterwissen
Conjugation of the modal verb "wissen" and its compounds (irregular conjugation)
-erfen
entwerfen | verwerfen | unterwerfen | vorwerfen | auswerfen
Irregular congugation for the verb "werfen" and its compounds: replacement of -e- in the stem of Present tense with -i- for the second and third person singular form of Present tense and singular form of Imperative , and with -a- for the Preterite ("ich warf") and with -o- in Past Participle ("geworfen").
-erden
loswerden | fertigwerden | bewusstwerden | bösewerden | dunkelwerden
Conjugation of the auxiliary verb "werden" and its compounds (e.g. " loswerden") (irregular conjugation).
-eben
schweben | verweben | vorschweben | anschweben | durchschweben
Double conjugation for the verb "weben" and its compounds: 1) Regular: "ich webe" / "ich webte" / "gewebt". 2) Irregular: there is a vowel change in the stem of Present tense ("ich webe"), the stem of Preterite ("ich wob") and the stem of Past Participle ("gewoben").
-aschen
abwaschen | reinwaschen | auswaschen | wegwaschen | rauswaschen
Double conjugation for the verb "wachsen" and its compounds: 1) Regular: "ich wachse" / "ich wachste" / "gewachst". 2) Irregular: there is a vowel change in the stem of Present tense ("ich wachse"), the stem of Preterite ("ich wuchs") and the stem of Past Participle ("gewachsen").
-ägen
wägen
-achsen
erwachsen | aufwachsen | anwachsen | heranwachsen | zusammenwachsen
-eihen
verleihen | leihen | ausleihen | gedeihen | entleihen
Irregular conjugation for ther verbs "verzeihen", "leihen", their compounds and the verb "gedeihen": there is a change of the stem vowel in the stem of Present tense ("ich verzeihe") and the stem of Preterite ("ich verzieh") and the stem of Past Participle ("verziehen"). The verbs "weihen", "reihen" and their compounds follow other conjugation pattern.
-eiden
entscheiden | unterscheiden | scheiden | meiden | ausscheiden
Irregular conjugation for the verbs "scheiden", "meiden" and their compounds: there is a vowel change in the stem of Present tense ("ich vermeide"), the stem of Preterite ("ich vermied") and the stem of Past Participle ("vermieden").
-essen
essen | messen | bemessen | fressen | beimessen
Irregular conjugation for verbs with the ending -essen: loss of -s in the second singular form of Present Indicative ("du vergisst/ißt"). Replacement of -e- in the stem of Present tense with -i- for the second and third person singular form of Present tense and singular form of Imperative , and with -a- for Preterite ("ich vergaß") and in Past Participle ("vergessen").
-eichen
vergleichen | gleichen | abweichen | streichen | ausgleichen
-un
vertun | zutun | vortun | wegtun
Irregular conjugation for the verb "tun" and its compounds: there is a vowel change in the stem of Present tense ("ich tue"), the stem of Preterite ("ich tat") and the stem of Past Participle ("getan").
-inken
sinken | ertrinken | sich betrinken | stinken | austrinken
Irregular conjugation for the verbs "trinken", "sinken","stinken" and their compounds: there is a vowel change in the stem of Present tense ("ich trinke") and the stem of Preterite ("ich trank") and the stem of Past Participle ("getrunken").
-eten
auftreten | vertreten | beitreten | eintreten | betreten
Irregular conjugation for ther verb "treten" and its compounds: Replacement of -e- in the stem of Present tense with -i- for the second and third person singular form of Present tense and singular form of Imperative , and with -a- for Preterite ("ich trat") and -e- in Past Participle ("getreten").
-effen
betreffen | übertreffen | eintreffen | zusammentreffen | auftreffen
-agen
übertragen | beitragen | schlagen | vorschlagen | ertragen
-sen
stressen
-oßen
verstoßen | zustoßen | zustossen | ausstoßen | ausstossen
-ieben
verschieben | schieben | aufschieben | einschieben | abschieben
-eigen
übersteigen | aussteigen | ansteigen | schweigen | einsteigen
Irregular conjugation for ther verbs "steigen", "schweigen" and their compounds: there is a a vowel change in the stem of Present tense ("ich steige") and the stem of Preterite ("ich stieg") and the stem of Past Participle ("gestiegen").
-ehen
verstehen | bestehen | entstehen | widerstehen | aufstehen
Irregular conjugation for the verb "stehen" and its compounds: there is a vowel change in the stem of Present tense ("ich stehe"), the stem of Preterite ("ich stand") and the stem of Past Participle ("gestanden").
-ecken
verstecken | einstecken | feststecken | anstecken | zusammenstecken
Double conjugation for the verb "stecken": 1) Regular: "ich stecke"/ "ich steckte" / "gesteckt". 2) Irregular: there is a vowel change in the stem of Present tense ("ich stecke"), the stem of Preterite ("ich stak").
-echen
entsprechen | versprechen | abbrechen | brechen | unterbrechen
Irregular congugation for the verbs "sprechen", "brechen","stechen" and their compounds: replacement of -e- in the stem of Present tense with -i- for the second and third person singular form of Present tense, and with -a- for the Preterite ("ich brach") and -o- in Past Participle ("gebrochen").
abspleißen | aufspleißen | zerspleißen
-eien
schreien | anschreien | aufschreien | ausspeien | rausschreien
Irregular conjugation for ther verbs "speien", "schreien" and their compounds: there is a a vowel change in the stem of Present tense ("ich speie") and the stem of Preterite ("ich spie") and the stem of Past Participle ("gespien").
-en
aufspalten | abspalten | durchspalten | wegspalten | zerspalten
Regular conjugation: ("ich spalte" / "ich spaltete"), exception is Past Participle: "gespalten".
hinsollen | mitsollen | wegsollen
Conjugation of the modal verb "sollen" (irregular conjugation)
-itzen
besitzen | herumsitzen | dasitzen | absitzen | festsitzen
Irregular conjugation for ther verb "sitzen" and its compounds: there is a a vowel change in the stem of Present tense ("ich sitze") and the stem of Preterite ("ich saß") and the stem of Past Participle ("gesessen").
-ingen
zwingen | springen | klingen | erzwingen | überspringen
Irregular conjugation for the verbs with the ending -ingen: there is a vowel change in the stem of Present tense ("ich singe") and the stem of Preterite ("ich sang") and the stem of Past Participle ("gesunden").
-ieden
einsieden
Double conjugation for the verb "sieden" and its compouds: 1) Regular: "ich siede" / "ich siedete" / "gesiedet.". 2) Irregular: there is a vowel change in the stem of Present tense ("ich siede"), the stem of Preterite ("ich sott") and the stem of Past Participle ("gesotten").
-enden
verwenden | wenden | versenden | entsenden | einsenden
For the verbs "senden", "wenden" and their compounds double conjugation is possible: 1) irregular conjugation: there is a vowel change in the stem of Present tense ("ich sende"), the stem of Preterite ("ich sandte") and the stem of Past Participle ("gesandt"). 2) Regular conjugation: with -e- in stem and endings -st, -t (Present tense: "du sendest" / "er sendet" ), -te (Preterite,"ich sendete" ) and -t for the Past Participle ("gesendet"). Other verbs with the ending -enden follow other conjugation pattern.
-sein
ab sein | angewiesen sein | an sein | auf sein | aus sein
Conjugation of the auxiliary verb "sein" and its compounds (for example "ansein") (irregular conjugation)
versehen | aussehen | ansehen | vorsehen | übersehen
Irregular congugation for the verb "sehen" and its compounds: replacement of -e- in the stem of Present tense with -ie- for the second and third person singular form of Present tense, and with -a- for the Preterite ("ich sah") and -e- in Past Participle ("gesehen").
-ören
beschwören | verschwören | heraufbeschwören | abschwören | einschwören
Irregular conjugation for the verb "schwören" and its compounds: there is a vowel change in the stem of Present tense ("ich schwöre") and the stem of Preterite ("ich schwor") and the stem of Past Participle ("geschworen").
-immen
verschwimmen | durchschwimmen | aufschwimmen | abschwimmen | anschwimmen
Irregular conjugation for ther verb "schwimmen" and its compounds: there is a change of the stem vowel in the stem of Present tense ("ich schwimme") and the stem of Preterite ("ich schwamm") and the stem of Past Participle ("geschwommen").
-alten
schwerhalten
Impersonal irregular verb
-eiten
überschreiten | verbreiten | unterbreiten | reiten | streiten
Irregular conjugation for the verbs "schreiten", "reiten", "streiten", "gleiten" and their compounds: there is a vowel change in the stem of Present tense ("ich schreite") and the stem of Preterite ("ich schritt") and the stem of Past Participle ("geschritten").
erschrecken | abschrecken | zurückschrecken | aufschrecken | hochschrecken
Irregular congugation for the verb "schrecken" and its compounds: replacement of -e- in the stem of Present tense with -i- for the second and third person singular form of Present tense and singular form of Imperative , and with -a- for the Preterite ("ich schrak") and -o- in Past Participle ("geschrocken").
-elzen
verschmelzen | einschmelzen | zerschmelzen | erschmelzen | abschmelzen
Irregular conjugation for ther verb "schmelzen" and its compounds: Replacement of -e- in the stem of Present tense with -i- for the second and third person singular form of Present tense and singular form of Imperative , and with -o- for Preterite ("ich schmolz") and in Past Participle ("geschmolzen").
-afen
einschlafen | verschlafen | ausschlafen | durchschlafen | weiterschlafen
-inden
abschinden | aufschinden | herausschinden | rausschinden
Irregular conjugation for the verb "schinden" and its compounds: there is a vowel change in the stem of Present tense ("ich schinde") and the stem of Past Participle ("geschunden") (rare form in Preterite: "ich schund")
-ießen
schließen | genießen | einschliessen | einschließen | anschliessen
Irregular conjugation for the verbs with the ending -ießen / -iessen: there is a vowel change in the stem of Present tense ("ich schieße"), the stem of Preterite ("ich schoss") and the stem of Part Participle ("geschossen"). !! "spießen" and its compounds follow other conjugation pattern.
-eren
bescheren | abscheren | einscheren | fortscheren | heimscheren
Double conjugation for the verbs "scheren" and "abscheren": 1) Regular: "ich schere" / "ich scherte" / "geschert". 2) Irregular: there is a vowel change in the stem of Present tense ("ich schere"), the stem of Preterite ("ich schor") and the stem of Past Participle ("geschoren").
-einen
erscheinen | durchscheinen | aufscheinen | anscheinen | bescheinen
-auen
anschauen | zuschauen | vorbeischauen | nachschauen | durchschauen
Double conjugation for the verb "hauen" and its compounds: 1) Regular: "ich haue" / "ich haute" / "gehaut". 2) Irregular: there is a vowel change in the stem of Present tense ("ich haue"), the stem of Preterite ("ich hieb") and the stem of Past Participle ("gehauen").
umschalten | einschalten | ausschalten | abschalten | hochschalten
Irregular conjugation for the verb "halten" and its compounds: stem vowel mutation (umlaut) in singular form of the second and third person in Present tense ("du hältst"). There is a vowel change in the stem of Present tense ("ich halte"), the stem of Preterite ("ich hielt") and the stem of Past Participle ("gehalten").
-allen
beschallen | erschallen | durchschallen | emporschallen | entgegenschallen
-affen
beschaffen | abschaffen | anschaffen | wegschaffen | herbeischaffen
Double conjugation for the verb "schaffen" and its compounds: 1) Regular: "ich schaffe" / "ich schaffte" / "geschafft". 2) Irregular: there is a vowel change in the stem of Present tense ("ich schaffe"), the stem of Preterite ("ich schuf") and the stem of Past Participle ("geschaffen").
-augen
absaugen | aufsaugen | staubsaugen | ansaugen | aussaugen
Double conjugation for the verb "saugen" and its compounds: 1) Regular: "ich sauge" / "ich saugte" / "gesaugt". 2) Irregular: there is a vowel change in the stem of Present tense ("ich sauge"), the stem of Preterite ("ich sog") and the stem of Past Participle ("gesogen").
-aufen
besaufen | ersaufen | absaufen | ansaufen | aussaufen
Irregular conjugation for the verb "saufen" and it compounds: stem vowel mutation (umlaut) in singular form of the second and third person in Present tense ("du säufst"). There is a vowel change in the stem of Present tense ("ich saufe"), the stem of Preterite ("ich soff") and the stem of Past Participle ("gesoffen").
-eln
entwickeln | behandeln | wechseln | ermitteln | handeln
entsalzen | einsalzen | nachsalzen | versalzen | vorsalzen
Regular conjugation for the verbs, whose stem ends with s, ß, x or z: loss of s in the second person singular form of Present Indicative ("du kreuzt").
-gen
sagen
-ufen
anrufen | abrufen | aufrufen | widerrufen | hervorrufen
Irregular conjugation for the verb "rufen" and its compounds: there is a vowel change in the stem of Present tense ("ich rufe"), the stem of Preterite ("ich rief") and the stem of Part Participle ("gerufen").
punktschweißen | zurückübersetzen
zurückspulen | rückspulen | zurückdatieren | rückdatieren | erstaufführen
-n
rückenschwimmen
The conjugation is restricted to certain tenses. Affected verbs follow the model that corresponds to their stem.
zwangsumsiedeln
-iechen
kriechen | verkriechen | rauskriechen | hineinkriechen | ankriechen
Irregular conjugation for ther verb "riechen" and its compounds: there is a a vowel change in the stem of Present tense ("ich rieche") and the stem of Preterite ("ich roch") and the stem of Past Participle ("gerochen").
beregnen | ausregnen | einregnen | hereinregnen | hineinregnen
Impersonal regular verb: "es regnet" / "es regnete" / "geregnet"
-aten
verraten | beraten | erraten | braten | geraten
-ellen
anschwellen | aufquellen | abschwellen | anquellen | aufschwellen
Double conjugation for the verb "quellen" and its compouds: 1) Regular: "ich quelle" / "ich quellte" / "gequellt". 2) Irregular: replacement of -ue- in the stem of Present tense with -ui- for the second and third person singular form of Present tense and singular form of Imperative , and with -uo- for the Preterite ("ich quoll") and in Past Participle ("gequollen").
paarlaufen
The conjugation is restricted to certain tenses. Affected verbs follow the model that corresponds to their stem ("laufen").
zuordnen | anordnen | umordnen | verordnen | unterordnen
Regular conjugation: verb stem basically remains unchanged in all tenses and modes.
-ehmen
übernehmen | unternehmen | aufnehmen | annehmen | vornehmen
Irregular congugation for the verb "nehmen" and its compounds: replacement of -e- in the stem of Present tense with -i- for the second and third person singular form of Present tense and singular form of Imperative , and with -a- for the Preterite ("ich nahm") and in Past Participle ("genommen").
-üssen
zurückmüssen | durchmüssen | fortmüssen | heimmüssen | heranmüssen
Conjugation of the modal verb "müssen" and its compounds (irregular conjugation).
-ögen
vermögen | herausmögen | hinmögen | mitmögen | wegmögen
Conjugation of the modal verb "mögen" and its compounds ("vermögen") (irregular conjugation).
-elken
abmelken | ausmelken | nachmelken | rausmelken | vollmelken
Double conjugation for the verb "melken" and its compounds: 1) Regular: "ich melke" / "ich melkte" / "gemelkt". 2) Irregular: Replacement of -e- in the stem of Present tense with -i- for the second and third person singular form of Present tense and singular form of Imperative , and with -o- for the Preterite ("ich molk") and in Past Participle ("gemolken").
zermahlen | ausmahlen | durchmahlen | herausmahlen | nachtmahlen
Regular conjugation: "ich mahle" / "ich mahlte", exception is Past Participle form - "gemahlen"
klicken | wählen | erstellen | hinzufügen | anzeigen
Regular conjugation: loss of -s in the second singular form of Present Indicative ("du veranlasst")
-ügen
anlügen | belügen | betrügen | pflügen | trügen
Irregular conjugation for ther verbs "lügen", "trügen" and their compounds: there is a a vowel change in the stem of Present tense ("ich lüge") and the stem of Preterite ("ich log") and the stem of Past Participle ("gelogen").
-iegen
unterliegen | vorliegen | gegenüberliegen | erliegen | beiliegen
-esen
vorlesen | ablesen | durchlesen | nachlesen | auslesen
Irregular conjugation for the verb "lesen" and its compounds: loss of -s in the the second person singular form of Present Indicative (du liest). Replacement of -e- in the stem of Present tense with -ie- for the second and third person singular form of Present tense and singular form of Imperative , and with -a- for the Preterite ("ich las") and in Past Participle ("gelesen").
schneiden | ausschneiden | überschneiden | abschneiden | erleiden
Irregular conjugation for the verb "leiden", "schneiden" and their compounds: there is a vowel change in the stem of Present tense ("ich leide") and the stem of Preterite ("ich litt") (rare form in Past Participle: "gelitten")
verlaufen | belaufen | durchlaufen | ablaufen | weglaufen
Irregular conjugation for the verb "laufen" and its compounds: stem vowel mutation (umlaut) in singular form of the second and third person in Present tense ("du läufst"). There is a vowel change in the stem of Present tense ("ich laufe"), the stem of Preterite ("ich lief") and the stem of Past Participle ("gelaufen").
-assen
sich verlassen | zulassen | erlassen | entlassen | hinterlassen
Irregular conjugation: stem vowel mutation (umlaut) in singular form of the second and third person in Present tense ("du lässt"). Loss of -s in the second person singular form of Present Indicative ("du lässt" instead of "du lässst"). There is a vowel change in the stem of Present tense ("ich lasse"), the stem of Preterite ("ich ließ") and the stem of Past Participle ("gelassen"). This model is applicable only for the verb "lassen" and its compounds. !! The verb "veranlassen" follows other conjugation pattern.
-aden
herunterladen | entladen | hochladen | einladen | beladen
Irregular conjugation for the verb "laden" and its compounds: stem vowel mutation (umlaut) in singular form of the second and third person in Present tense ("du lädst"). There is a vowel change in the stem of Present tense ("ich lade"), the stem of Preterite ("ich lud") and the stem of Past Participle ("geladen").
unterstützen | umfassen | schützen | nutzen | anpassen
zurückerstatten | sonnenbaden | rückerstatten | rückvergüten
-önnen
abkönnen | dafürkönnen | durchkönnen | fortkönnen | heimkönnen
Conjugation of the auxiliary verb "können" (irregular conjugation).
-ommen
bekommen | entkommen | zurückkommen | ankommen | reinkommen
-ben
kleben
Regular conjugation: the verb stem basically remains unchanged in all tenses and modes.
-iesen
kiesen
Double conjugation for the verb "kiesen" and its compounds: 1) Regular: "ich kiese" / "ich kieste" / "gekiest". 2) Irregular: there is a vowel change in the stem of Present tense ("ich kiese"), the stem of Preterite ("ich kor") and the stem of Past Participle ("gekoren").
-elfen
verhelfen | weiterhelfen | mithelfen | aushelfen | abhelfen
Irregular conjugation: replacement of -e- in the stem of Present tense with -i- for the second and third person singular form of Present tense and singular form of Imperative , and with -a- for Preterite ("ich half") and with -o- in Past Participle ("geholfen").
heißen
Double conjugation for the verb "heißen" and its compouds: loss of -s in the second singular form of Present Indicative ("du heißt"). 1) Regular: "ich heiße" / "ich heißte" / "geheißt". 2) Irregular: there is a vowel change in the stem of Present tense ("ich heiße"), the stem of Preterite ("ich hieß") and the stem of Past Participle ("geheißen").
-ten
verheiraten | einheiraten | erheiraten | hineinheiraten | wiederverheiraten
Irregular conjugation for the verbs "raten", "braten" and their compounds: stem vowel mutation (umlaut) in singular form of the second and third person in Present tense ("du rätst" / "er rät"). There is a vowel change in the stem of Present tense ("ich rate"), the stem of Preterite ("ich riet") and the stem of Past Participle ("geraten").
beheben | hervorheben | anheben | erheben | aufheben
Irregular conjugation for the verb "heben" and its compounds: there is a vowel change in the stem of Present tense ("ich hebe"), the stem of Preterite ("ich hob") and the stem of Past Participle ("gehoben").
abhauen | verhauen | hinhauen | reinhauen | behauen
hapern
Impersonal regular verb.
-ängen
abhängen | anhängen | verhängen | rumhängen | erhängen
Double conjugation: 1) Regular: "ich hänge" / "ich hängte" / "gehängt". 2) Irregular: there is a vowel change in the stem of Present tense ("ich hänge"), the stem of Preterite ("ich hing") and the stem of Past Participle ("gehangen"). This double conjugation is applicable for the verb "hängen" and its compounds, except for "aufhängen" and "einhängen".
enthalten | erhalten | behalten | beibehalten | aufrechterhalten
Irregular conjugation for the verb "halten" and its compounds: stem vowel mutation (umlaut) in singular form of the second and third person in Present tense ("du hältst"). There is a vowel change in the stem of Present tense ("ich halte"), the stem of Preterite ("ich hielt") and the stem of Part Participle ("gehalten").
nieseln | einhageln | graupeln | niederhageln | verhageln
-aben
handhaben | vorhaben | teilhaben | anhaben | innehaben
Conjugation of the auxiliary verb "haben" and its compounds (irregular conjugation).
-eifen
zugreifen | ergreifen | angreifen | eingreifen | begreifen
begraben | untergraben | vergraben | ausgraben | eingraben
Irregular conjugation for the verb "graben" and its compounds: stem vowel mutation (umlaut) in singular form of the second and third person in Present tense ("du gräbst"). There is a vowel change in the stem of Present tense ("ich grabe"), the stem of Preterite ("ich grub") and the stem of Past Participle ("gegraben").
erklimmen | aufglimmen | emporklimmen | erglimmen | fortglimmen
Irregular conjugation for the verbs "glimmen", "klimmen" and their compounds: there is a vowel change in the stem of Present tense ("ich glimme"), the stem of Preterite ("ich glomm") and the stem of Past Participle ("geglommen").
geschehen
Irregular conjugation for the verb "geschehen": replacement of -e- in the stem of Present tense with -ie- for the second and third person singular form of Present tense, and with -a- for the Preterite ("es geschah") (Past Participle:"geschehen").
genesen
Irregular conjugation: loss of -s in the second person singular form of Present Indicative ("du genest"). There is a vowel change in the stem of Present tense ("ich genese"), the stem of Preterite ("ich genas") and the stem of Past Participle ("genesen").
-elten
vergelten | schelten | abgelten | ausschelten | entgelten
Irregular conjugation for the verbs "gelten","schelten" and their compounds: replacement of -e- in the stem of Present tense with -i- for the second and third person singular form of Present tense and singular form of Imperative , and with -a- for Preterite ("ich galt") and with -o- in Past Participle ("gegolten"). Other verbs with the ending -elten follow other conjugation pattern.
umgehen | ausgehen | eingehen | hingehen | zurückgehen
angeben | eingeben | umgeben | ergeben | vergeben
Irregular conjugation for the verb "geben" and its compounds: replacement of -e- in the stem of Present tense with -i- for the second and third person singular form of Present tense , and with -a- for the Preterite ("ich gab") and -e- in Past Participle ("gegeben").
-ären
gebären
Irregular conjugation for the verb "gebären": replacement of -ä- in the stem of Present tense with -ie- for the second and third person singular form of Present tense, and with -a- for the Preterite ("ich gebar") and -o- in Past Participle ("geboren").
vergären | angären | durchgären | nachgären | weitergären
Double conjugation for the verb "gären": 1) Regular: "ich gäre"/ "ich gärte" / "gegärt". 2) Irregular: there is a vowel change in the stem of Present tense ("ich gäre"), the stem of Preterite ("ich gor") and the stem of Past Participle ("gegoren"). Other verbs with the ending -ären follow other conjugation pattern.
-ieren
verlieren | einfrieren | erfrieren | gefrieren | zufrieren
Irregular conjugation for ther verb "frieren" and its compounds: there is a vowel change in the stem of Present tense ("ich friere") and the stem of Preterite ("ich fror") and the stem of Past Participle ("gefroren").
-iessen
fliessen
Irregular conjugation for verb "fliessen" and its compounds: loss of -s in the second singular form of Present Indicative ("du fliesst"). There is a vowel change in the stem of Present tense ("ich fliesse") and the stem of Preterite ("ich floss") and the stem of Past Participle ("geflossen").
entfliehen | auseinanderfliehen
Irregular conjugation for ther verb "fliehen" and its compounds: there is a vowel change in the stem of Present tense ("ich fliehe") and the stem of Preterite ("ich floh") and the stem of Past Participle ("geflohen").
-echten
fechten | anfechten | ausfechten | entflechten | verflechten
Irregular congugation for the verbs "fechten","flechten" and their compounds: replacement of -e- in the stem of Present tense with -i- for the second and third person singular form of Present tense, and with -o- for the Preterite ("ich flocht") and in Past Participle ("geflochten").
verbinden | herausfinden | verschwinden | stattfinden | binden
-angen
empfangen | anfangen | einfangen | abfangen | auffangen
Irregular conjugation for the verb "fangen" and its compounds: stem vowel mutation (umlaut) in singular form of the second and third person in Present tense ("du fängst"). There is a vowel change in the stem of Present tense ("ich fange"), the stem of Preterite ("ich fing") and the stem of Part Participle ("gefangen").
gefallen | überfallen | entfallen | zusammenfallen | befallen
Irregular conjugation for ther verb "fallen" and its compounds: stem vowel mutation (umlaut) in singular form of the second and third person in Present tense ("du fällst").There is a vowel change in the stem of Present tense ("ich falle") and the stem of Preterite ("ich fiel") and the stem of Past Participle ("gefallen").
-ahren
erfahren | verfahren | fortfahren | herunterfahren | wegfahren
Irregular conjugation for ther verb "fahren" and its compounds: stem vowel mutation (umlaut) in singular form of the second and third person in Present tense ("du fährst").There is a vowel change in the stem of Present tense ("ich fahre") and the stem of Preterite ("ich fuhr") and the stem of Past Participle ("gefahren").
aufessen | überessen | abessen | anessen | ausessen
Irregular conjugation for verbs with the ending -essen: loss of -s in the second singular form of Present Indicative ("du isst/ißt"). Replacement of -e- in the stem of Present tense with -i- for the second and third person singular form of Present tense and singular form of Imperative , and with -a- for Preterite ("ich aß") and -e- in Past Participle ("gegessen").
-erben
sterben | verderben | werben | sich bewerben | anwerben
Irregular congugation: replacement of -e- in the stem of Present tense with -i- for the second and third person singular form of Present tense and singular form of Imperative, and with -a- for the Preterite ("ich erwarb") and with -o- in Past Participle ("erworben").
erwägen
Irregular conjugation for the verb "erwägen": there is a vowel change in the stem of Present tense ("ich erwäge"), the stem of Preterite ("ich erwog") and the stem of Past Participle ("erwogen"). The verbs "sägen", "prägen" und "schrägen" follow other conjugation pattern.
verschaffen | herschaffen | herüberschaffen | herunterschaffen | hinüberschaffen
Irregular conjugation for the verb "erschaffen": there is a vowel change in the stem of Present tense ("ich erschaffe"), the stem of Preterite ("ich erschuf") and the stem of Past Participle ("erschaffen").
-öschen
verlöschen
Irregular conjugation for the verbs "erlöschen" und "verlöschen": replacement of -ö- in the stem of Present tense with -i- for the second and third person singular form of Present tense and singular form of Imperative , and with -o- for the Preterite ("ich erlosch") and in Past Participle ("erloschen"). The verb "löschen" and its compounds follow other conjugation pattern.
-üren
maniküren | küren | pediküren
Double conjugation for the verb "küren" and its compounds: 1) Regular: "ich erküre" / "ich erkürte" / "erkürt". 2) Irregular: there is a vowel change in the stem of Present tense ("ich erküre"), the stem of Preterite ("ich erkor") and the stem of Past Participle ("erbkoren").
auserkiesen
Irregular conjugation for ther verb "erkiesen" and its compounds: there is a a vowel change in the stem of Present tense ("ich erkiese") and the stem of Preterite ("ich erkor") and the stem of Past Participle ("erkoren").
weichen | verbleichen
Double conjugation for the verbs "erbleichen" und "verbleichen": 1) Regular: "ich erbleiche" / "ich erbleichte" / "erbleicht". 2) Irregular: there is a vowel change in the stem of Present tense ("ich erbleiche"), the stem of Preterite ("ich erblich") and the stem of Past Participle ("erblichen").
-ehlen
befehlen | stehlen | bestehlen | weiterempfehlen | anempfehlen
Irregular congugation: replacement of -e- in the stem of Present tense with -ie- for the second and third person singular form of Present tense and singular form of Imperative, and with -a- for the Preterite ("ich empfahl") and with -o- in Past Participle ("empfohlen"). This model is applicable for the verbs "stehlen", "empfehlen", "befehlen" and their compounds. Other verbs with ending -ehlen follow other conjugation pattern.
-ürfen
bedürfen | durchdürfen | fortdürfen | heimdürfen | herandürfen
Conjugation of the modal verb "dürfen" and its compounds ("bedürfen") (irregular conjugation)
übernachten | einnachten | nachten | weihnachten | wetterleuchten
-ünken
dünken
Double conjugation for the verb "dünken" : 1) Regular: "ich dünke"/ "ich dünkte" / "gedünkt". 2) Irregular: there is a vowel change in the stem of Present tense ("ich dünke"), the stem of Preterite ("ich deuchte") and the stem of Past Participle ("gedeucht").
-eschen
verdreschen | abdreschen | ausdreschen | draufdreschen | durchdreschen
Irregular conjugation for the verb "dreschen" and its compounds: replacement of -e- in the stem of Present tense with -i- for the second and third person singular form of Present tense and singular form of Imperative , and with -o- for Preterite ("ich drosch") and in Past Participle ("gedroschen").
bedingen | abbedingen | abdingen | sich ausbedingen | verdingen
Irregular conjugation for the verbs with the ending -ingen. There is a vowel change in the stem of Present tense ("ich singe"), the stem of Preterite ("ich sang") and the stem of Part Participle ("gesungen").
-enken
nachdenken | überdenken | bedenken | gedenken | verdenken
Irregular conjugation for ther verb "denken" and its compounds: there is a change of the stem vowel in the stem of Present tense ("ich denke") and the stem of Preterite ("ich dachte") and the stem of Past Participle ("gedacht").
chiffrieren
-ennen
kennen | erkennen | nennen | benennen | anerkennen
Irregular conjugation for the verbs with the ending -ennen: there is a vowel change in the stem of Present tense ("ich brenne") , the stem of Preterite ("ich brannte") and the stem of Past Participle ("gebrannt"). !!The verb "trennen" and its compounds are conjugated regularly
-eiben
schreiben | betreiben | beschreiben | überschreiben | unterschreiben
Irregular conjugation for the verbs with the ending -eiben: there is a vowel change in the stem of Present tense ("ich bleibe"), the stem of Preterite ("ich blieb") and the stem of Past Participle ("geblieben").
ändern | speichern | verhindern | steuern | verbessern
-asen
aufblasen | abblasen | anblasen | einblasen | wegblasen
Irregular conjugation for the verb "blasen" and its compounds: stem vowel mutation (umlaut) in singular form of the second and third person in Present tense ("du bläst").There is a vowel change in the stem of Present tense ("ich blase") , the stem of Preterite ("ich blies") and stem of Past Participle ("geblasen").
-itten
erbitten | abbitten | ausbitten | freibitten | fürbitten
Irregular conjugation for the verb "bitten" and its compounds: there is a vowel change in the stem of Present tense ("ich bitte"), the stem of Preterite ("ich bat") and the stem of Part Participle ("gebeten").
-ieten
anbieten | verbieten | überbieten | unterbieten | darbieten
Irregular conjugation for the verb "bieten" and its compounds: there is a vowel change in the stem of Present tense ("ich biete") and the stem of Preterite ("ich bot") and the stem of Past Participle ("geboten").
fliegen | wiegen | aufliegen | verbiegen | abbiegen
Irregular conjugation for ther verbs "fliegen", "biegen", "wiegen" and their compounds: there is a a vowel change in the stem of Present tense ("ich biege") and the stem of Preterite ("ich bog") and the stem of Past Participle ("gebogen"). The verbs "lieben", "sieben" and their compounds follow other conjugation pattern.
-eisen
aufweisen | zuweisen | weisen | hinweisen | verweisen
Irregular congugation for the verbs "preisen", "weisen" and their compounds: loss of -s- in the second person singular form of Present Indicative ("du beweist"). There is a vowel change in the stem of Present tense ("ich beweise"), the stem of Preterite ("ich bewies") and the stem of Part Participle ("bewiesen").
-egen
pflegen | fortbewegen | zubewegen | verpflegen | wegbewegen
Double conjugation for the verbs "bewegen" and "pflegen" : 1) Regular: "ich bewege" / "ich bewegte" / "bewegt". 2) Irregular: there is a vowel change in the stem of Present tense ("ich bewege"), the stem of Preterite ("ich bewog") and the stem of Past Participle ("bewogen"). Their compounds follow other conjugation pattern.
gutgehen | schlechtgehen
The conjugation is restricted to certain tenses. Affected verbs follow the model that corresponds to their stem ("gehen").
-ersten
zerbersten | auseinanderbersten | durchbersten
Irregular conjugation for ther verb "bersten" and its compounds: Replacement of -e- in the stem of Present tense with -i- for the second and third person singular form of Present tense and singular form of Imperative , and with -a- for Preterite ("ich barst") and with -o- in Past Participle ("geborsten").
bergsteigen
The conjugation is restricted to certain tenses. Affected verbs follow the model that corresponds to their stem ("steigen").
-ergen
verbergen | beherbergen | herbergen
Irregular conjugation: replacement of -e- in the stem of Present tense with -i- for the second and third person singular form of Present tense and singular form of Imperative, and with -a- for the Preterite ("ich barg") and with -o- in Past Participle ("geborgen").
beinhalten
-innen
gewinnen | spinnen | zurückgewinnen | entrinnen | gerinnen
-acken
abbacken | anbacken | aufbacken | ausbacken | durchbacken
kosten | reden | bearbeiten | enden | töten
Irregular conjugation for the verbs "leiden", "schneiden" and their compounds: there is a vowel change in the stem of Present tense ("ich leide"), the stem of Preterite ("ich litt") and the stem of Past Participle ("gelitten").
bringen | umbringen | verbringen | aufbringen | erbringen
Irregular conjugation for the verb "bringen" and its compounds: there is a vowel change in the stem of Present tense ("ich bringe"), the stem of Preterite ("ich brachte") and the stem of Part Participle ("gebracht").