Si Collection, Upper Volume Radical: Water (shuǐ) Entry: Yi Kangxi strokes: 10 Page 621, Entry 05 According to the Compilation of Sounds (Jiyun) and the Dictionary of Rhymes (Yunhui), the pronunciation is Yi; according to the Correct Rhymes (Zhengyun), the pronunciation is Yi. The sound is Yi. It is the name of a river. It rises in Mount Luhun in Henan and flows into the Yellow River. It is commonly written as Yi. As recorded in the Classic of History (Shangshu), section Tribute of Yu (Yugong): The Yi, Luo, and Chan rivers.