Callison rhymes with:
alison, allyson, mallison, alison, allyson, asleson, burleson, burlison, coleson, collison, cornelison, cullison, dollison, elison, ellison, ellyson, gillison, harlison, jellison, kellison, mallison, milleson, mollison, oleson, ollison, rolison, rollison, rollyson, rulison, tillison, tolleson, tollison, wallison, willison
Callison sounds like:
calcagni, calcagno, calcium, calgene, calgon, calkin, callaghan, calligan, chalasani, chilson, claassen, clasen, clason, classen, classicism, classman, classmen, classon, clausen, clauson, claussen, clawson, claxon, clayson, closson, coalson, colchicine, coleson, colgan, colgin, coliseum, collagen, collegian, colligan, collignon, collision, collison, colloquium, collusion, cologne, colosimo, colosseum, colson, coulson, culkin, culligan, cullison, cyclohexane