Words That Rhyme With "Callas" :
2 syllables:
alan's, albus, allens, alleys, allies, alloys, aloes, alpha's, altus, alums, backless, ballads, ballas, bally's, bellas, braless, chadless, classless, ella's, fallows, fatless, galas, galleys, gallo's, gallons, gallows, glassless, golas, grassless, gulas, halas, hallows, hapless, hatless, Lallans, mallows, massless, matchless, mullahs, nathless, palpus, pathless, planless, rallies, rally's, sackless, salads, salas, sallies, sally's, saltus, sapless, scillas, sheila's, stella's, strapless, talcous, tallies, talons, trackless, Valens, valgus, valleys, villas
3 syllables:
Allhallows, Angola's, Attila's, canalise, canalize, Coppola's, gorillas, guerillas, guerrillas, Hezbollah's, koalas, Mandela's, manila's, pasillas, priscilla's, umbrellas, violas