Kelber rhymes with:
elber, felber, gelber, helber, alber, elber, felber, gelber, halbur, helber, kolber, silber, steinhilber, wilber, wilbur, wolber, zilber
Kelber sounds like:
kalberer, kalvar, kilbury, killebrew, klaiber, klapper, klauber, klaver, kleber, kleiber, klepfer, klepper, klever, kloepfer, kloepper, kloiber, klopfer, kluever, kluver, kolber