nutcase vs crazy

nutcase and crazy both are nouns.

Word	Noun	Adjective	Verb	Adverb
nutcase	Yes	No	No	No
crazy	Yes	Yes	No	No

As nouns, nutcase and crazy are synonyms defined as:

Other synonyms of nutcase include looney, loony, weirdo.

nutcase (noun)	crazy (noun)
someone deranged and possibly dangerous	someone deranged and possibly dangerous

nutcase (adjective)	crazy (adjective)
	intensely enthusiastic about or preoccupied with
	possessed by inordinate excitement
	foolish; totally unsound
	affected with madness or insanity
	bizarre or fantastic