mar vs sully

mar is a noun but sully is not a noun.

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

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

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

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

mar (verb)	sully (verb)
destroy or injure severely	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
	place under suspicion or cast doubt upon