Zi Collection, Middle Volume Radical: Insect (chóng) Page 1050, Entry 02 According to the Extensive Rhymes (Guangyun), pronounced zi. According to the Collected Rhymes (Jiyun), pronounced zi. The pronunciation is the same as the character for ji. The Jade Chapters (Yupian) defines it as the chirping of insects. Additionally, the Extensive Rhymes defines it as the squeaking of mice.