personate vs betray

personate and betray both are verbs.

Word	Noun	Adjective	Verb	Adverb
personate	No	No	Yes	No
betray	No	No	Yes	No

As verbs, betray is a hypernym of personate; that is, betray is a word with a broader meaning than personate:

personate: pretend to be someone you are not; sometimes with fraudulent intentions
betray: cause someone to believe an untruth

Other hypernyms of personate include deceive, lead astray.

personate (verb)	betray (verb)
attribute human qualities to something	give away information about somebody
pretend to be someone you are not; sometimes with fraudulent intentions	reveal unintentionally
	cause someone to believe an untruth
	disappoint, prove undependable to; abandon, forsake
	deliver to an enemy by treachery
	be sexually unfaithful to one's partner in marriage