disparagement vs imitator

disparagement and imitator both are nouns.

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

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