Olin rhymes with:
bohlin, bolin, bowlin, brolin, colin, dolin, jolin, kolin, molin, nolin, ohlin, polin, rolin, rollin', smolin, solin, tolin, volin, wolin
Olin sounds like:
oelman, ohlin, ohlman, ohlmann, oilman, oilmen, olano, olayan, olean, olen, olmo, olney