Louthan rhymes with:
anthon, blethen, bothun, brethen, cauthen, cauthon, cawthon, donathan, dothan, earthen, elizabethan, ethan, johnathan, johnathon, jonathan, jonathon, jonothan, kathan, lathan, lathon, laythan, lecithin, lengthen, leviathan, mathan, mcclenathan, mcglothen, mcglothin, mckeithan, mckeithen, mckethan, midthun, mithun, mothon, nathan, pathan, ramthun, snethen, strengthen, swaminathan, trefethen, trevathan, warthen, wathen, witthuhn, worthen
Louthan sounds like:
laden, ladino, laitinen, laotian, latenan, latham, lathan, lathem, lathon, latin, latina, latini, latino, laton, latona, latonia, lattin, laudanum, laudon, lauten, lawton, layden, laythan, layton, leaden, leatham, leathem, leaton, ledden, ledeen, ledin, ledonne, leedham, leedom, lehtinen, lehtonen, leitman, letdown, lewton, leyden, liden, litan, litany, litem, lithium, lithuania, lithuanian, litman, litten, littman, littmann, litton, litwin, loadman, lodema, loden, lothian, lotion, loton, lottman, louden, loudin, loudon, lowden, lowdown, loyalton, ludden, ludeman, ludemann, ludwin, luten, lutman, luton, luttman, lutton, lyden, lydon, lytton