unfashionable vs antique

unfashionable is not a noun while antique is a noun.

Word	Noun	Adjective	Verb	Adverb
unfashionable	No	Yes	No	No
antique	Yes	Yes	Yes	No

unfashionable (noun)	antique (noun)
	any piece of furniture or decorative object or the like produced in a former period and valuable because of its beauty or rarity
	an elderly man

unfashionable (adjective)	antique (adjective)
not in accord with or not following current fashion	made in or typical of earlier times and valued for its age
unpopular and considered unappealing or unfashionable at the time	out of fashion
	belonging to or lasting from times long ago

unfashionable (verb)	antique (verb)
	give an antique appearance to
	shop for antiques