Yupian (Yuankanben) Guangyun Jiyun Shiming Fangyan Erya Boya (according to Jiyun) Guangya (according to Jiyun)
id du Shuowen
Shuowen: volume 11a, page 238a.13 addition
radical:
410 孱聲
fanqie: 昨閑切 [dzæn]
Notes:
#7150
this character is not in the Duanzhu