Cavaness rhymes with:
ravinus, sylvanus, baroness, cabaniss, debonis, diaphanous, genuineness, gurganus, marchioness, ravinus, simonis, sylvanus
Cavaness sounds like:
c-span's, cabanas, cabaniss, cabiness, cabins, capobianco, capping, cavanagh, cavanaugh, cavenaugh, caviness, caving, cavins, cavness, chaffins, chafing, chapman's, chapnick, cheapening, cheapens, cheapness, cheekbones, chipping, chopping, chovanec, cobain's, cobbins, coffing, coffins, cohesiveness, coping, coppens, copping, coppins, copying, couponing, coupons, cowabunga, cubans