Classier rhymes with:
gasior, auxier, bossier, derosier, dicier, dosier, dressier, excelsior, fancier, gasior, glossier, kosier, lemercier, lesieur, lucier, lussier, mercier, messier, pelissier, pricier, racier, ransier, saucier, sexier, tessier
Classier sounds like:
calgary, caligiuri, callegari, calogero, chalker, clauser, clicker, clocker, closer, closser, closure, clouser