Arwen rhymes with:
awan, baldwin, chautauquan, edwin, gawain, genuine, goguen, harlequin, hudwon, iowan, irwin, iwen, kerwen, mequon, nicaraguan, penguin, radwan, salwen, sequin, shawhan, urwin
Arwen sounds like:
aaron, aerien, aharon, ahearn, aherin, ahern, aherne, ahren, airman, airmen, aramony, aran, arana, aren, arena, arian, ariana, ariane, arianna, arm, arman, armani, armen, armenia, armenian, armey, armin, armina, armine, arminie, armon, army, arn, arne, arney, arnie, arnn, arno, arnone, arnow, arnwine, aroma, aron, arone, aronow, arum, aryan, auriemma, aurum