Choo rhymes with:
chew, chiu, chou, chu, coutu, eschew, tew, 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, 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, mu, 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
Choo sounds like:
c, c's, c1, c2, c3, c4, c5, ca, cac, cac's, cacace, cacaci, cacao, caccia, cache, caches, cacho, cacique, cage, cage's, cages, cagey, caguas, cahasa, cai, caiazzo, caisse, caissie, cake, cake's, cakes, cao, caq, caq's, cas, casa, casas, casassa, casaus, casazza, cascio, casco, case, case's, cases, casesa, casey, casey's, caseze, caseze's, cash, cashes, cashew, cashews, cashway, cashways, casias, casio, cask, caskey, casks, caso, cass, cassese, cassia, cassie, cassis, casso, cassock, cau, caucasus, caucus, caucus's, caucuses, caughey, cause, causes, causeway, causeways, causey, caw, cay, caya, cayce, cayes, cayuses, cc, ccs, cea, cease, ceases, ceaucescu, ceausescu, ceausescu's, cecchi, cece, cech, ceci, ceco, cecos, cees, ceja, cejka, cha, cha-chas, chace, chachi, chacko, chae, chai, chaise, chao, chaos, chas, chase, chase's, chases, chaska, chasse, chassis, chau, chaus, chausse, chaussee, chaw, chaz, chazz, che, che's, chea, checchi, check, checks, chee, cheech, cheek, cheeks, cheeky, cheese, cheesecake, cheeses, cheesy, chek, ches, chess, cheuse, chew, chews, chewy, chez, chi, chi's, chia, chiasso, chic, chicago, chicago's, chichauha, chichauha's, chichi, chick, chickasaw, chickasaws, chicks, chico, chico's, chiesa, chihuahua, chikos, chiswick, chiu, chizek, cho, chock, choe, choi, choice, choices, chok, choke, chokes, chook, choose, chooses, choosy, chose, chou, chow, chows, choy, choyce, chu, chua, chuah, chuck, chuck's, chuckie, chug, chugai, chugoku, chui, chukchi, chuse, cia, ciaccia, ciaccio, ciao, cicco, cichocki, cichowski, cichy, cicio, cie, ciga, cihak, ciocca, cisco, cisco's, cisek, cisewski, ciskei, cissie, ciszek, ciszewski, ciucci, cizek, cizik, co, coach, coach's, coaches, coax, coaxes, coca, cocca, cocchi, coccia, cocco, coccus, cock, cocke, cockey, cocks, cocky, coco, cocoa, cocos, cocozza, cocuzza, coe, coey, cog, cogeco, cohea, cohee, cohick, coho, coia, coke, coke's, cokes, cokie, cokie's, coo, coochie, cook, cook's, cooke, cookie, cookies, cooks, cooksey, coos, coosa, cos, cosa, coscia, cose, cosey, cosi, cosic, cosio, coss, cossa, cossack, cossacks, cossey, cossiga, cosy, cou, couch, couches, couey, cough, coughs, couse, cousy, cow, cow's, cowie, cows, cox, cox's, coxe, coy, coye, coz, cozy, cozza, cozzi, cucchi, cucci, cuccia, cuccio, cuckoo, cuckoo's, cuckoos, cuco, cue, cues, cuoco, cuozzo, cus, cusack, cush, cushey, cushy, cusic, cusick, cusk, cuso, cuso's, cuss, cuyahoga, cwik, cxc, cy, cyacq, czaja, czajka, czajkowski, czech, czechowski, czechs, czekajewski, czyz, czyzewski