Yukio rhymes with:
keo, keogh, keough, mckeough, tokio, castillo, castio, cleo, clio, deo, galileo, geo, keo, keogh, keough, leo, mckeough, meo, neo, reo, rio, seo, seow, theo, tokio, toshio, trujillo, yeo, yoshio, zedillo
Yukio sounds like:
y's, y.'s, yack, yacko, yacos, yagi, yahoos, yak, yake, yakusa, yass, yasso, yasuhiko, yasuo, yasushi, yasuyoshi, yauch, yax, yazzie, yeakey, yeas, yeck, yeosock, yes, yeses, yeske, yessuey, yew's, yikes, yoak, yockey, yoes, yoga, yogi, yoichi, yoke, yokes, yokich, yoko, yokokohji, yoos, yoshi, yoshiaki, yoshihashi, yoshihisa, yoshikawa, yoshikazu, yoshio, yoshioka, yoss, yossi, yous, youse, yoyos, yu's, yucca, yuck, yucky, yugo, yugo's, yugos, yuhas, yuhasz, yuichi, yuk, yuko, yuks, yusko