change owners vs vest

change owners is not a noun while vest is a noun.

Word	Noun	Adjective	Verb	Adverb
change owners	No	No	Yes	No
vest	Yes	No	Yes	No

As verbs, vest is a hyponym of change owners; that is, vest is a word with a more specific, narrower meaning than change owners:

Other hyponyms of change owners include devolve, fall, pass, return, accrue, fall.

change owners (noun)	vest (noun)
	a collarless men's undergarment for the upper part of the body
	a man's sleeveless garment worn underneath a coat

change owners (verb)	vest (verb)
be transferred to another owner	clothe formally; especially in ecclesiastical robes
	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