mar vs vitiate

mar is a noun but vitiate is not a noun.

Word	Noun	Adjective	Verb	Adverb
mar	Yes	No	Yes	No
vitiate	No	No	Yes	No

As verbs, mar and vitiate are synonyms defined as:

Other synonyms of mar include deflower, impair, spoil.

mar (noun)	vitiate (noun)
a mark or flaw that spoils the appearance of something (especially on a person's body)

mar (verb)	vitiate (verb)
destroy or injure severely	take away the legal force of or render ineffective
make imperfect	make imperfect
	corrupt morally or by intemperance or sensuality