acquit vs vindicate

acquit and vindicate both are verbs.

Word	Noun	Adjective	Verb	Adverb
acquit	No	No	Yes	No
vindicate	No	No	Yes	No

As verbs, vindicate is a hyponym of acquit; that is, vindicate is a word with a more specific, narrower meaning than acquit:

acquit: pronounce not guilty of criminal charges
vindicate: clear of accusation, blame, suspicion, or doubt with supporting proof

Other hyponyms of acquit include whitewash, purge.

acquit (verb)	vindicate (verb)
behave in a certain manner; show a certain behavior; conduct or comport oneself	show to be right by providing justification or proof
pronounce not guilty of criminal charges	clear of accusation, blame, suspicion, or doubt with supporting proof
	maintain, uphold, or defend