imitator vs individual

imitator and individual both are nouns.

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

imitator (noun)	individual (noun)
someone who copies the words or behavior of another	a human being; person, singular, assertive existential pronoun; pronoun, person, singular; quantifier: assertive existential
someone who (fraudulently) assumes the appearance of another	a single organism

imitator (adjective)	individual (adjective)
	being or characteristic of a single thing or person
	separate and distinct from others of the same kind
	concerning one person exclusively
	characteristic of or meant for a single person or thing