detractor vs disparagement

detractor and disparagement both are nouns.

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

detractor (noun)	disparagement (noun)
one who disparages or belittles the worth of something	the act of speaking contemptuously of
	a communication that belittles somebody or something