Compilation of Rhymes (Jiyun) provides pronunciation via a combined phonetic system; it is pronounced bai (falling tone). Jade Chapter (Yupian) defines it as separate or to differentiate. Furthermore, Compilation of Rhymes (Jiyun) provides pronunciation via a combined phonetic system; it is pronounced ba (rising tone). Extensive Refinements (Boya) defines it as to tear apart or to split.