Kaster rhymes with:
caster, castor, aster, astor, blaster, caster, castor, disaster, faster, gaster, grandmaster, headmaster, jaster, laster, macmaster, master, mcmaster, oleaster, paster, pastor, pasztor, pilaster, plaster, raster
Kaster sounds like:
kadar, kader, kater, keator, kedar, keeter, keister, keiter, kester, ketter, ketterer, ketura, kidder, kiesewetter, kiester, kister, koester, koether, koetter, kohtaro, kohtoro, kooistra, koster, kotara, kothari, kotter, kuder, kuester, kuether, kuster, kustra, kuter, kutter