aggravator vs disparagement

aggravator and disparagement both are nouns.

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

aggravator (noun)	disparagement (noun)
an unpleasant person who is annoying or exasperating	the act of speaking contemptuously of
	a communication that belittles somebody or something