Zi Collection, Page Position: Upper Radical: Water (shuǐ) Page 1350, Entry 07 Pronounced yu (rising tone). The "Tang Yun" (Tang Yun) uses the characters "yi" and "zhu" for fanqie, and the "Ji Yun" (Ji Yun) uses the characters "yang" and "zhu" for fanqie, with the pronunciation yu (rising tone). "Shuowen Jiezi" (Shuowen Jiezi) explains it as a river name. Another explanation refers to the appearance of rippling water.