Xu Collection, Lower Volume
Radical: Wind (fēng)
Entry: 颰
Kangxi Stroke Count: 14
Page 1412, Entry 19
According to the Comprehensive Rhymes (Guangyun) and the Collected Rhymes (Jiyun), the pronunciation is ba (rising tone).
According to the Jade Chapters (Yupian), it refers to a strong wind.
Also, according to the Comprehensive Rhymes (Guangyun) and the Collected Rhymes (Jiyun), the pronunciation is fa. The meaning is the same.
Additionally, in Buddhist scriptures (Shidian), there is the A-ba Sutra.
According to the Correct Character Guide (Zhengzitong), it was originally written with the character for friend. It notes that the Character Collection (Zihui) mistakenly wrote it as 颰, which is incorrect. This is now corrected. The character 颰 is formed with the component for friend.