Yupian (Yuankanben) Guangyun Jiyun Shiming Fangyan Erya Boya (according to Jiyun) Guangya (according to Jiyun)
id du Shuowen
Shuowen: volume 10a, page 206a.10 addition
radical:
377 戉聲
fanqie: 許月切 [xĭwɐt]
this character is not in the Duanzhu