Chou Collection, Middle Volume, Page 265, Entry 03 Radical: Knife (dāo) Pronounced chī. From "Guangyun" and "Jiyun". "Yupi" describes the appearance of flames rising. Chou Collection, Middle Volume, Page 265, Entry 04 Radical: Knife (dāo) Pronounced lí. From "Guangyun" and "Jiyun". "Guangyun" describes the light of a fire within a tent or curtain.