dainty vs fastidious

dainty is a noun but fastidious is not a noun.

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

dainty (noun)	fastidious (noun)
something considered choice to eat

dainty (adjective)	fastidious (adjective)
delicately beautiful	giving careful attention to detail; hard to please; excessively concerned with cleanliness
excessively fastidious and easily disgusted	having complicated nutritional requirements; especially growing only in special artificial cultures
especially pleasing to the taste