idiosyncratic vs individual

idiosyncratic is not a noun while individual is a noun.

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

idiosyncratic (noun)	individual (noun)
	a human being; person, singular, assertive existential pronoun; pronoun, person, singular; quantifier: assertive existential
	a single organism

idiosyncratic (adjective)	individual (adjective)
peculiar to the individual	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