Yong rhymes with:
kyong, kyoung, see-kiong, along, aung, belong, chong, cong, cuong, dejong, dejonge, dejongh, delong, dong, fong, gong, guangdong, hmong, hong, hong-kong, jong, kong, kwong, kyong, kyoung, lifelong, long, luong, maung, mong, ong, phuong, pong, prolong, prong, pudong, quang, rong, sarong, see-kiong, song, spong, sprong, stong, strong, thong, throng, tong, truong, vietcong, vong, vuong, wong, wrong, xiong, xudong, xuedong, yearlong, yuzong, zedong
Yong sounds like:
yahnke, yamaguchi, yamaichi, yamaichi's, yamanaka, yamanouchi, yamasaki, yamauchi, yamauchi's, yamazaki, yams, yancey, yancy, yanes, yanez, yang, yanick, yanik, yanis, yanish, yank, yankass, yanke, yankee, yankee's, yankees, yankees', yankey, yanko, yankowski, yanks, yannick, yannuzzi, yawning, yawns, yeamans, yemen's, yen's, yeoman's, yeomans, yeung, ying, ynez, yniguez, yom's, yonce, yongue, yonke, yonsei, youmans, younce, younes, young, young's, younge, youngs, younis, yuan's, yuma's, yummies, yung, yung's, yunich, yunis, yunk