imitator vs disparagement

imitator and disparagement both are nouns.

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

imitator (noun)	disparagement (noun)
someone who copies the words or behavior of another	the act of speaking contemptuously of
someone who (fraudulently) assumes the appearance of another	a communication that belittles somebody or something