Yupian (Yuankanben) Guangyun Jiyun Shiming Fangyan Erya Boya (according to Jiyun) Guangya (according to Jiyun)
id du Shuowen
Shuowen: volume 13b, page 290a.04 addition
radical:
480 延聲
fanqie: 以然切 [jĭɛn]
this character is not in the Duanzhu