uppish vs stuck-up

uppish and stuck-up both are adjectives.

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

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

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

uppish (adjective)	stuck-up (adjective)
(used colloquially) overly conceited or arrogant	(used colloquially) overly conceited or arrogant