Declension of the word "herzfehler"
Singular and plural for Herzfehler,
m, strong declension 
cardiac defect
Popular German Verbs
sich öffnen
geschehen
sich fühlen
funktionieren
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siegen
sich bilden
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umgehen
singen
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versetzen
schrecken
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reihen
sehen
stoßen
wechseln
dürfen
altern
sich planen
Rolle spielen
rollen
leiten
sagen
sich zählen
sich klingen
sich wahren
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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