Shen Collection, Middle Volume Radical: Insect (chóng) Entry: Yi Kangxi stroke count: 16 Page 1093, Entry 43 Pronounced yi (falling tone) Yi nu, the name of an insect. Commonly written with the insect radical. Erya (Erya), Explanation of Insects: The xian (xian) is the yi nu. Commentary: A small black insect with a red head that enjoys hanging itself to death, which is why it is called yi nu.