vitiate vs sully

vitiate and sully both are verbs.

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

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

Other hyponyms of vitiate include cloud, corrupt, defile, taint, blemish, deface, disfigure.

vitiate (verb)	sully (verb)
take away the legal force of or render ineffective	charge falsely or with malicious intent; attack the good name and reputation of someone
make imperfect	make dirty or spotty, as by exposure to air; also used metaphorically
corrupt morally or by intemperance or sensuality	place under suspicion or cast doubt upon