individual vs imitator

individual and imitator both are nouns.

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

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

individual (adjective)	imitator (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