vest vs apparel

vest and apparel both are nouns.

Word	Noun	Adjective	Verb	Adverb
vest	Yes	No	Yes	No
apparel	Yes	No	Yes	No

As verbs, apparel is a hypernym of vest; that is, apparel is a word with a broader meaning than vest:

Other hypernyms of vest include clothe, dress, enclothe, fit out, garb, garment, habilitate, raiment, tog.

vest (noun)	apparel (noun)
a collarless men's undergarment for the upper part of the body	clothing in general
a man's sleeveless garment worn underneath a coat

vest (verb)	apparel (verb)
clothe formally; especially in ecclesiastical robes	provide with clothes or put clothes on
clothe oneself in ecclesiastical garments
place (authority, property, or rights) in the control of a person or group of persons
become legally vested
provide with power and authority