Ko rhymes with:
biscoe, blincoe, co, coe, escoe, inco, inscoe, koh, soco, aglo, aglow, ago, although, apropos, arnaud, arnault, au, aux, badeau, badeaux, barbeau, beau, beaudreau, beaux, bebeau, begnaud, belleau, below, bestow, bibeau, bibeault, bio, biscoe, bleau, blincoe, blow, blowe, bo, boe, boeh, boileau, boisseau, bonneau, bordeau, bordeaux, boudreau, boudreaux, bourbeau, bourdeau, bourgault, bowe, brancheau, brasseaux, brazeau, breau, breault, breaux, brideau, bro, broe, brosseau, brousseau, browe, bruneau, brusseau, budreau, buteau, cabo, campeau, chabot, champeau, changsho, chateau, chateaux, chau, chenault, cho, choe, cloe, clow, co, coe, cointreau, comeau, comeaux, compeau, cousteau, crepeau, cro, croteau, crotteau, crow, crowe, daignault, daigneault, dau, davao, davault, deboe, dedeaux, defoe, denault, deneau, deneault, devault, devaux, deveau, deveaux, devoe, doe, doh, dough, drapeau, dubeau, dufault, dunno, dussault, dusseau, dusseault, eau, eaux, eeo, enloe, enlow, enslow, escoe, escrow, ex-voto, facteau, faucheux, faurot, fauteux, favreau, fecteau, flo, floe, flow, flowe, foe, forego, forgo, fregeau, fro, froh, furlaud, garceau, gareau, garneau, gateau, gau, gaudreau, gauthreaux, gautreau, gautreaux, gauvreau, gendreau, georgiou, gibeau, gibeault, giraud, glo, gloe, glow, go, godot, goe, gogh, goh, goudeau, goudreau, gro, groh, groleau, grow, growe, guandjo, guilbault, guilbeau, guilbeault, guilbeaux, guillot, hello, ho, hoe, hoh, hoho, hurteau, hwang-ho, inco, inlow, inscoe, ivo, jacquot, jandreau, jarreau, jo, joe, joh, kayo, know, koh, krogh, kroh, krowe, kyo, labeau, lafoe, lambeau, lambreau, lareau, laveau, lebeau, lebow, lebowe, ledlow, legault, leleux, lettau, lheureux, lienau, lo, loe, loh, low, lowe, lozeau, luo, m'bow, malveaux, manseau, marceau, marceaux, margaux, mau, mayeux, mealo, meaux, michaud, michaux, micheaux, migneault, mineau, mo, moe, monceaux, mongeau, monroe, moreau, morneau, morneault, mousseau, mow, munro, nadeau, nau, neault, nedeau, neveau, ngo, no, noe, noh, nouveau, o, o', o., oh, outgrow, ow, owe, papo, pernod, perot, perreault, peugeot, pineau, plateau, po, poe, poh, primeau, primeaux, pro, pruneau, queau, quo, rambeau, reaux, renaud, renault, reneau, rheault, rho, rideau, rideaux, riendeau, ro, roe, roh, rohe, rondeau, rougeau, rouleau, rousseau, row, rowe, schau, sew, sgro, show, sloe, slow, snow, snowe, so, so-so, soco, soileau, stow, stowe, stroh, strow, tableau, tableaux, taekwondo, tallyho, tarot, tebeau, tetreault, thebeau, theriault, therriault, thibault, thibeau, thibeaux, thiebaud, tho, thoreau, though, throw, thurnau, toe, tondreau, tow, towe, trow, trudeau, truffaut, tso, turbot, undergo, ungo, uno, valleau, van-gogh, veilleux, viau, vieau, vienneau, vigneau, vigneault, vo, whoa, wo, woe, wroe, yau, yo, yoe, yoh, zoh
Ko sounds like:
k, k's, k., k.'s, ka, kaas, kach, kachuck, kagawa, kage, kagey, kagy, kah, kai, kaisha, kaji, kakos, kakuei, kao, kasagic, kasch, kaschak, kase, kasese, kasey, kash, kasha, kashiwagi, kashoggi, kasi, kasich, kasich's, kasick, kasik, kaska, kaske, kass, kassa, kassis, kasza, kau, kauai, kauk, kaus, kausch, kawa, kawaguchi, kawai, kawasaki, kawecki, kaweske, kay, kay's, kaya, kayak, kayaks, kaye, kayes, kayo, kays, kazakh, kazakhs, kazee, kazis, kazoo, kazuhiko, kazuo, kea, keach, keagy, keahey, keas, keay, keck, kee, kee's, keech, kees, keese, keesee, keesey, keg, kegg, kegs, kehoe, keiichi, keiji, keiko, keio, keisei, keisuke, keizai, keo, keogh, keokuk, keough, keske, kess, keswick, kew, key, key's, keye, keyes, keyes', keys, keziah, khaki, khakis, khashoggi, khe, khoo, khuu, ki, kia, kiawah, kick, kicks, kies, kiesow, kiess, kiichi, kijowski, kika, kiki, kikuchi, kiosk, kiosks, kious, kis, kisch, kisco, kise, kish, kisha, kishi, kiska, kiska's, kiss, kissack, kissee, kisses, kissick, kiszczak, kiwi, kiwi's, kiwis, kiyoshi, kizziah, kjos, kkk, kocak, koch, kochis, koci, kocis, kock, kocsis, koeki, koga, kogi, kogyo, koh, koichi, koike, kojak, koji, kok, koke, kokes, kokesh, koki, koko, koko's, kokoschka, kokoszka, kokusai, koo, kooi, kook, kooks, kooky, koos, kooy, kos, kosa, kosak, kosakowski, kosch, koscheck, koscheck's, kosco, kosek, kosh, kosik, koska, koskey, koski, kosko, kosky, kosowski, kosowsky, koss, kossow, kosy, kough, koyo, koza, kozak, kozakiewicz, kozicki, kozik, kozikowski, kozo, kozuch, ksiazek, ku, kuc, kucewicz, kuch, kuck, kuczek, kueck, kujawa, kujawski, kuk, kukje, kukowski, kukuk, kuo, kuow, kus, kusa, kusch, kuse, kusek, kush, kusiak, kuske, kuss, kuze, kwai, kwak, kweisi, kwh, kwik, kwok, kyes, kyi, kyo, kyoko, kyoshi, kyowa, kyu, kyushu