Knackung	Nominativ, Singular	nominative case, singular
	Knackung	Genitiv, Singular	genitive case, singular
	Knackung	Dativ, Singular	dative case, singular
	Knackung	Akkusativ, Singular	accusative case, singular
	Knackungen	Nominativ, Plural	nominative case, plural
	Knackungen	Genitiv, Plural	genitive case, plural
	Knackungen	Dativ, Plural	dative case, plural
	Knackungen	Akkusativ, Plural	accusative case, plural