Chou Collection, Upper Volume Radical: Mouth (kǒu) Character: Dun Kangxi Strokes: 15 Page 208, Entry 21 From Broad Rhymes (Guangyun) and Collected Rhymes (Jiyun), pronounced tun. From Jade Chapters (Yupian), the same as the character tun. According to Collected Rhymes (Jiyun), it is the original form. Refer to the note on the character tun previously mentioned. Also, from Collected Rhymes (Jiyun), pronounced tun. The meaning is the same. Also, from Broad Rhymes (Guangyun), pronounced kuo. Dun-dun, the sound of something. Also written as the variant form.