Zi Collection, Upper Volume Radical: Fire (huǒ) Page 321, Entry 05 Pronounced yu (falling tone) See also "yōu" (falling tone) in "Jiyun" (Jiyun) and "Leipian" (Leipian). Zi Collection, Upper Volume Radical: Fire (huǒ) Page 321, Entry 06 Pronounced yu (falling tone) See also "yōu" (falling tone) in "Jiyun" (Jiyun) and "Leipian" (Leipian).