fastidious vs tidy

fastidious is not a noun while tidy is a noun.

Word	Noun	Adjective	Verb	Adverb
fastidious	No	Yes	No	No
tidy	Yes	Yes	Yes	No

fastidious (noun)	tidy (noun)
	receptacle that holds odds and ends (as sewing materials)

fastidious (adjective)	tidy (adjective)
giving careful attention to detail; hard to please; excessively concerned with cleanliness	marked by order and cleanliness in appearance or habits
having complicated nutritional requirements; especially growing only in special artificial cultures	large in amount or extent or degree
	(of hair) neat and tidy

fastidious (verb)	tidy (verb)
	put (things or places) in order