Si Collection, Middle Volume Radical: Fire (huǒ) Kangxi Strokes: 16 Page 667, Entry 21 Pronounced tun. Jade Chapter (Yupian): Wind and fire. Sound Rhymes (Jiyun): The appearance of fire intensified by wind. Model Sayings (Yangzi Fangyan): Appearance. Commentary: The appearance of blazing fire. Also, Jade Chapter (Yupian): Red color. Also, Sound Rhymes (Jiyun): Pronounced tun. The appearance of blazing fire. Also, Classified Chapters (Leipian): Pronounced dun (rising tone). Meaning is the same. Alternative form: Jade Chapter (Yupian): Pronounced tun. Sound Rhymes (Jiyun): Pronounced tun. Correct Rhymes (Zhengyun): Pronounced tun. Jade Chapter (Yupian): The appearance of blazing fire. Broad Rhymes (Guangyun): The color of fire. Also, Dunhuang, name of a commandery. Book of Han (Hanshu): Written as Dunhuang. Huang means great. Refer to the detailed note under the character huang. Also, Broad Rhymes (Guangyun) and Sound Rhymes (Jiyun): Pronounced tun. Meaning is the same. Also, interchangeable with the character tun. According to the commentary on the Rites of Zhou (Zhouli), Spring Offices, Chui Clan, citing the Book of Etiquette and Ceremonial (Shi Sangli), the Chu tun is written as Chu dun. The Explanation of Texts (Shiwen) says: Pronounced tun, and also pronounced tun, and also pronounced men, and also pronounced gun. One pronunciation is chun. One pronunciation is guan. Thus, dun and tun are interchangeable. Refer to the detailed note under the character tun.