plaguy vs disparagement

plaguy is not a noun while disparagement is a noun.

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

plaguy (noun)	disparagement (noun)
	the act of speaking contemptuously of
	a communication that belittles somebody or something

plaguy (adjective)	disparagement (adjective)
causing irritation or annoyance

plaguy (adverb)	disparagement (adverb)
in a pernicious or annoying manner