Yupian (Yuankanben) Guangyun Jiyun Shiming Fangyan Erya Boya (according to Jiyun) Guangya (according to Jiyun)
id du Shuowen
Shuowen: volume 01a, page 014a.10 addition
radical:
6 崔聲
fanqie: 七罪切 [tsʰuɒi]
this character is not in the Duanzhu