Declension of the word "Wahnsinnsidee"

Singular and plural for Wahnsinnsidee, f, female declension     translation to English crazy idea

Singular
Plural
Singular
Nominativ (Wer? Was?)
die Wahnsinnsidee
die Wahnsinnsideen
Genitiv (Wessen?)
der Wahnsinnsidee
der Wahnsinnsideen
Dativ (Wem?)
der Wahnsinnsidee
den Wahnsinnsideen
Akkusativ (Wen? Was?)
die Wahnsinnsidee
die Wahnsinnsideen
Plural
die Wahnsinnsideen
der Wahnsinnsideen
den Wahnsinnsideen
die Wahnsinnsideen
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