Hai Collection, Upper Volume Radical: Horse (mǎ) 駬 Kangxi strokes: 16 Page 1438, Entry 07 Guangyun (Guangyun), pronounced er (rising tone). Jiyun (Jiyun), Yunhui (Yunhui), and Zhengyun (Zhengyun), pronounced er (rising tone). Guangyun (Guangyun): Lu-er, the name of a horse belonging to King Mu of Zhou.