Olen rhymes with:
befallen, bollen, carollan, collen, dahlen, fallen, golen, guatemalan, hollan, hollen, hollon, nolen, nollan, pollan, pollen, punsalan, sahlen, smolen, stalin, stollen, tholen, wahlen, wollen, zwahlen
Olen sounds like:
oelman, ohlin, ohlman, ohlmann, oilman, oilmen, olano, olayan, olean, olin, olmo, olney