Kallas rhymes with:
callas, ballas, callas, gallas, hallas, vallas, abiola's, abuellah's, afula's, angela's, angola's, apalachicola's, arenella's, arkla's, attila's, ballas, begala's, bellas, callas, carla's, casillas, cola's, copolla's, coppola's, ella's, formulas, fuklah's, galas, gallas, golas, gondolas, gonzalez, goodfellas, gorillas, guatemala's, guerillas, guerrillas, guerrillas', gulas, halas, hallas, hecla's, hezbollah's, islas, kabila's, kalas, koalas, kulas, lula's, mancillas, mandela's, manila's, matala's, mazzola's, michela's, miklas, milas, motorola's, mullahs, myla's, najibullah's, nicklas, nickolas, ornelas, ornella's, ornellas, pamela's, pasillas, pergolas, priscilla's, ruelas, scillas, shalala's, sheila's, skoczylas, stella's, tarantulas, tuzla's, umbrellas, valensuela's, vallas, vandellas, venezuela's, villa's, villas, violas, wala's, walas
Kallas sounds like:
kailash, kalas, kalikow, kalis, kalish, kalisz, kaliszewski, kalk, kalka, kalkaska, kallis, kallus, kalok, kalous, kaluza, kazlauskas, keegali's, keels, kelcey, kelch, kelley's, kelli's, kellis, kellogg, kellogg's, kelloggs, kellough, kells, kelly's, kellys, kelsay, kelsch, kelsey, kelso, kelso's, kelsoe, keyholes, keyless, khalsa, kigale's, kigali's, kilgo, kilgus, killeagh, killjoy, killough, kills, kilos, klaas, klages, klas, klase, klass, klaus, kleck, klecka, kleczka, klee's, klees, kleis, kleiss, klesch, kless, klich, klick, klieg, klish, kloc, klocek, klock, klocke, kloos, klos, klose, klosowski, kloss, kluck, klug, kluge, kluge's, klugh, klukas, klus, klux, koalas, kociolek, koelsch, kohl's, kohles, kohls, kolakowski, kolasa, kolek, kolich, kolk, kolka, kollasch, kollek, kolojejchick, koloski, kolowich, kolski, kolsky, koolhaas, kosloski, koslosky, koslow's, koslowski, kowalchuk, kowalczyk, kowaleski, kowalewski, kowalik, kowalke, kowalkowski, kowalski, kowalsky, kozlik, kozloski, kozlowski, kulaga, kulakowski, kulas, kulesa, kulesza, kulich, kulick, kulig, kuligowski, kulik, kulikowski, kulis, kulish, kulka, kulwicki, kwolek, kyle's, kyles