24 synonyms for classy such as exclusive, chic, and elegant. Classy is an adjective, and its antonyms are tacky and cheap.
Chic, elegant, exclusive, expensive, fancy, high-class, high-toned, on fleek, plush, plushy, posh, ritzy, smart, snazzy, sophisticated, stylish, superior, swank, swanky, swish, tony, upmarket, and upscale.