Osterferien	Nominativ, Singular	nominative case, singular
	Osterferiene	Genitiv, Singular	genitive case, singular
	Osterferienen	Dativ, Singular	dative case, singular
	Osterferiens,Osterferienes	Akkusativ, Singular	accusative case, singular
	Osterferiener	Nominativ, Plural	nominative case, plural
	Osterferienern	Genitiv, Plural	genitive case, plural
	Osterferienn	Dativ, Plural	dative case, plural