Orrin rhymes with:
borin, corinn, corrin, currin, dorin, dworin, florin, forin, laurin, lorin, maurin, morin, morrin, murrin, orin, shorin, sorin
Orrin sounds like:
o'hearn, o'hern, o'herron, ohearn, ohern, oherron, oram, oran, orem, oren, oriana, orin, orion, orman, orme, orn, orna, orne, orona, orran, orren, orum