Kollar rhymes with:
collar, coller, collor, kahler, koller, scholar, bahler, boller, collar, coller, collor, dahler, dollar, goller, hollar, holler, kahler, koller, lollar, mahler, moller, nondollar, ollar, oller, pfahler, scholar, scholler, soller, squalor, stahler, stollar, strahler, voller, wahler, woller, zahler, zoller
Kollar sounds like:
kaehler, kagler, kahler, kaigler, kaler, kasler, kassler, kaylor, keasler, keckler, keeler, keesler, kegler, kehler, keillor, keisler, keleher, kellar, kelleher, keller, kelliher, keslar, kesler, kessler, kielar, kieler, kiesler, killer, killory, kilroy, kisler, kissler, klahr, klar, klare, klauer, kleer, kleier, klier, kliewer, kluwer, koegler, koehler, koeller, kogler, kohler, kolar, koller, koogler, kuchler, kuechler, kuehler, kugler, kusler, kyler