vilifier vs disparagement

vilifier and disparagement both are nouns.

Word	Noun	Adjective	Verb	Adverb
vilifier	Yes	No	No	No
disparagement	Yes	No	No	No

vilifier (noun)	disparagement (noun)
one who attacks the reputation of another by slander or libel	the act of speaking contemptuously of
	a communication that belittles somebody or something