Pronounced fǎng yù (falling tone), same pronunciation as fù (falling tone) in "Tang Yun" and "Ji Yun." "Shuowen Jiezi" explains it as the appearance of rapidly surpassing. "Yupian" states it is also written as "fù" (falling tone). Additionally, pronounced bì mò (falling tone), same pronunciation as fú (falling tone) in "Ji Yun." "Leipian" explains it as to fall prostrate.