nutty vs nut

nutty is not a noun while nut is a noun.

Word	Noun	Adjective	Verb	Adverb
nutty	No	Yes	No	No
nut	Yes	No	Yes	No

nutty (noun)	nut (noun)
	a small (usually square or hexagonal) metal block with internal screw thread to be fitted onto a bolt
	one of the two male reproductive glands that produce spermatozoa and secrete androgens
	someone who is so ardently devoted to something that it resembles an addiction
	a whimsically eccentric person
	usually large hard-shelled seed
	half the width of an em

nutty (adjective)	nut (adjective)
informal or slang terms for mentally irregular
having the flavor of nuts

nutty (verb)	nut (verb)
	gather nuts