Si Collection, Upper Volume Radical: Water (shuǐ) Er Kangxi Strokes: 10 Page 622, Entry 08 Broad Rimes (Guangyun): Pronounced er (rising tone). Collected Rimes (Jiyun): Pronounced er (rising tone). Meaning: Name of a body of water. Commentary on the Water Classic (Shuijing Zhu): The Er River rises from Bear Ear Mountain in Lushi County, Hongnong Prefecture. Also, in Collected Rimes (Jiyun): Pronounced mi (rising tone). Meaning same as above. Also, in Broad Rimes (Guangyun) and Collected Rimes (Jiyun): Pronounced er (falling tone). Name of a body of water. Yang Shen, Geography of Yunnan (Yunnan Shanchuan Zhi): Western Er Sea is located east of the prefecture city; it is the ancient Ye Yu River. Another name is Mi Sea. It is also known as Western Er River.