Chalfin rhymes with:
alfin, alphin, alfin, alphin, delfin, elfin, golphin, alfin, alphin, buffin, chaffin, chafin, coffin, cyrofin, daffin, dauphin, delfin, diffin, duffin, dystrophin, elfin, endorphin, gaffin, giffin, goffin, golphin, griffin, guffin, hanafin, hanifin, hannifin, kniffin, laffin, morfin, murfin, myotrophin, olefin, polyolefin, rofin, ruffin, sarafin, serafin, serfin, superfon, sutfin, sutphin, threadfin, tiffin, woodfin
Chalfin sounds like:
califano, calvani, calvano, calvin, calvina, calvino, cellophane, cellphone, clapham, clapman, clavin, clephane, cleven, colvin, cyclopean