Synonyms of high-hat

2 Syllables
snobbish, snippy, swanky, haughty, high-flown, snotty, uppish, sniffy, pompous, snooty, aloof, tony
3 Syllables
wiseguy, remote, up-stage, simon-pure, pretentious, superior, uppity, arrogant
4 Syllables
egotistic, persnickety, holier-than-thou, condescending, patronizing, high-and-mighty, ostentatious, overbearing, supercilious