Declension of the word "öffner"
Singular and plural for Öffner,
m, strong declension 
opener
Popular German Verbs
sich begrenzen
versuchen
sich mobilisieren
ertragen
mobilisieren
überlegen
beziehen
erlangen
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sich passieren
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gleichen
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häuten
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sich beweisen
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grenzen
vierteln
schicken
geschehen
konzentrieren
beginnen
sich diskutieren
reformieren
begreifen
sich beschließen
aufrufen
behindern
German Verb Conjugation and Word Forms Online
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The service shows German verb conjugation in Präsens, Präteritum, Perfekt, Plusquamperfekt, Futur I, and Futur II, as well as Indikativ, Konjunktiv I/II, and Imperativ forms. It supports modal verbs, forms with auxiliary verbs, and the main declension patterns of nouns and adjectives.
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