Mu rhymes with:
benhamou, jammu, jamu, moo, ramu, shamu, abou, abreu, accrue, adieu, ado, aeroperu, anew, askew, babu, badu, baku, ballou, ballyhoo, bamboo, bellew, belyeu, benhamou, beu, bleu, blew, blue, boo, brew, brue, byu, c2, canoe, carilou, cat-2, cebu, chaloux, champoux, chengdu, chew, chiu, choo, chou, chu, clue, cmu, construe, coo, corbu, cou, coup, coutu, crew, crewe, cue, deblois, debut, decou, depew, depue, deux, dew, dfw, do, doo, douwe, drew, drive-thru, dru, du, due, egnew, ensue, eschew, ewe, fauroux, few, fitzhugh, flew, flu, flue, fondue, foo, fourtou, frew, frueh, fu, geroux, gignoux, giroux, glew, glue, gnu, goo, grew, grewe, gu, gue, heroux, herscu, hew, hewe, hitherto, hoo, hou, houx, hsu, hu, hue, hugh, hullabaloo, igou, imbue, into, iou, jammu, jamu, jew, joo, ju, jue, jus, kalamazoo, kangaroo, karatsu, katmandu, kazoo, ketou, kew, khoo, khuu, knew, komatsu, koo, ku, kwangju, kyu, laroux, larue, ledoux, lemieux, leroux, leu, lew, lhommedieu, lieu, liou, liu, long-overdue, loo, lou, louw, loux, lu, lue, m2, mailloux, marcou, marcoux, marrou, mccue, mcgrew, mcgue, mchugh, mcknew, mcnew, meiyuh, mew, misconstrue, moo, n92762, neveu, new, nu, ooh, oooh, ou, outdo, outgrew, overdo, overdue, overthrew, pas-de-deux, perdue, peru, peugh, pew, phew, phu, plew, plue, poo, pooh, pou, prew, pru, prue, prugh, pshew, pu, pugh, purdue, pursue, q, q., qu, que, queue, ragu, ramu, raoux, ratu, redo, renew, reto, review, revue, rew, rhew, rhue, richoux, rioux, roux, ru, rue, schewe, schoo, schou, schue, schuh, screw, seydoux, shampoo, shamu, shew, shiu, shoe, shoo, shu, shue, siew, sioux, skew, slew, soo, spew, stew, strew, stu, stuewe, su, subdue, sue, suu, taboo, tattoo, tatu, tew, thankyou, theroux, thew, threw, through, thru, thuy, tien-fu, tieu, timbuktu, to, tobu, too, toyoo, treu, trew, trieu, troyu, true, true-view, tsu, tu, tue, two, u, u., undo, undue, unglue, untrue, urdu, uwe, vanlue, view, vous, vu, vue, wahoo, wenzhou, whay-yu, whew, who, withdrew, woo, wu, xu, xue, yabbadabbadoo, yew, yoo, you, yu, yue, zanu, zhambu, zhou, zhu, zoo, zue, zungu
Mu sounds like:
m, m-8, m-80, m., m1, m2, m3, m4, m5, ma, ma'am, maam, mae, mah, mahan, mahaney, mahannah, mahany, mahayana, mahe, mahen, maheu, mahin, mahn, mahon, mahone, mahoney, mahony, mahwah, mai, maia, maim, maimone, main, maina, maine, maino, maio, maione, mam, mama, mame, mamie, mamma, mammen, mamone, man, mana, manahan, manama, mane, maney, manheim, mani, mania, manion, mann, manna, manne, mannen, manney, mannheim, manni, mannie, mannina, manninen, mannino, mannion, manno, mannon, manny, mano, manon, manu, many, mao, mau, maue, maui, maumee, mauna, maune, mauney, maw, mawhinney, may, maya, mayan, maye, mayhan, mayhem, mayhew, mayhue, mayme, mayne, mayo, mayon, me, mea, mean, meaney, meany, mee, meehan, meenan, mehan, mei, mein, meine, meinen, meiyuh, memnon, memo, men, mena, menahem, menem, menia, menino, menn, menna, mennan, menne, mennen, mennini, meno, menon, menoyo, menu, menuhin, meo, meow, mew, mey, meyn, meyo, mh, mhm, mhoon, mi, mia, miami, miano, mien, mieno, mihai, mihm, mihn, mim, mime, mimi, min, mina, minahan, minami, mine, minea, mineau, minehan, mineo, minh, mini, minihan, minimum, minion, minium, minna, minney, minnie, minnow, minny, mino, minoan, minow, mion, mione, mme, mmmm, mo, moami, moan, moawiya, moe, moen, mohan, mohn, mohney, mohon, moi, moina, mom, moma, moman, momma, mommy, mon, mona, monahan, mone, money, monn, monnin, mono, mony, moo, moomaw, moomey, moon, moone, mooney, mooneyham, mooneyhan, moonie, moua, mouw, mow, mowen, moy, moya, moye, moyna, moynahan, moynihan, muha, mui, mum, muma, mumaw, mumia, mumm, mumma, mumme, mummey, mummy, mun, muni, munn, munni, munyan, munyon, muoio, my, myna