egomaniac vs disparagement

egomaniac and disparagement both are nouns.

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

egomaniac (noun)	disparagement (noun)
an abnormally egotistical person	the act of speaking contemptuously of
	a communication that belittles somebody or something