Kastelic rhymes with:
stehlik, stehlik, allelic, angelic, belich, delich, elek, elich, elick, melick, mellick, pavelic, psychedelic, relic, selleck, sellick, stehlik, zelek
Kastelic sounds like:
kadlec, keathley's, kettles, kittles, kostelecky, koteles, koudelka