SNOBBISH

adj. condescending, superior, patronizing, arrogant, haughty, lordly, lofty, putting on airs, disdainful, supercilious, contemptuous, pretentious, smug, scornful, self-important, affected, conceited, egotistic(al), vain, self-satisfied, complacent, pompous, Colloq snooty, snotty, highfalutin or hifalutin, on one's high horse, uppity, hoity-toity, high and mighty, stuck-up, Brit uppish, Chiefly US high-hat, Slang Brit toffee-nosed Since he got his knighthood, Cathcart has become so snobbish he'll have nothing to do with us