persnickety vs stuck-up

persnickety and stuck-up both are adjectives.

Word	Noun	Adjective	Verb	Adverb
persnickety	No	Yes	No	No
stuck-up	No	Yes	No	No

As adjectives, persnickety and stuck-up are synonyms defined as:

persnickety and stuck-up: (used colloquially) overly conceited or arrogant

Other synonyms of persnickety include bigheaded, snooty, snot-nosed, snotty, too big for one's breeches, uppish.

persnickety (adjective)	stuck-up (adjective)
characterized by excessive precision and attention to trivial details	(used colloquially) overly conceited or arrogant
(used colloquially) overly conceited or arrogant