armoire vs wardrobe

armoire and wardrobe both are nouns.

Word	Noun	Adjective	Verb	Adverb
armoire	Yes	No	No	No
wardrobe	Yes	No	No	No

As nouns, wardrobe is a hypernym of armoire; that is, wardrobe is a word with a broader meaning than armoire:

armoire: a large wardrobe or cabinet; originally used for storing weapons
wardrobe: a tall piece of furniture that provides storage space for clothes; has a door and rails or hooks for hanging clothes

Other hypernyms of armoire include closet, press.

armoire (noun)	wardrobe (noun)
a large wardrobe or cabinet; originally used for storing weapons	a tall piece of furniture that provides storage space for clothes; has a door and rails or hooks for hanging clothes
	collection of clothing belonging to one person
	collection of costumes belonging to a theatrical company