Chou Collection, Upper Volume Radical: Mouth (kǒu) Wan Kangxi stroke count: 10 Page 192, Entry 08 Jade Chapters (Yupian) says pronounced huan (falling tone). Collection of Rhymes (Jiyun) says pronounced huan (falling tone), same pronunciation as wan (rising tone). Jade Chapters (Yupian) says the appearance of a small laugh. Collection of Rhymes (Jiyun) says it is the original form of guan (rising tone), and synonymous with xian (falling tone). Dictionary Supplement (Zihuibu) says it is written as er (level tone).