vindication vs vindicate

vindication is a noun but vindicate is not a noun.

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

vindication (noun)	vindicate (noun)
the act of vindicating or defending against criticism or censure etc.
the justification for some act or belief

vindication (verb)	vindicate (verb)
	show to be right by providing justification or proof
	clear of accusation, blame, suspicion, or doubt with supporting proof
	maintain, uphold, or defend