Qieyun (Qieyun) uses "shi" and "you" for fanqie pronunciation, and Jiyun (Jiyun) uses "chu" and "you" for fanqie pronunciation, pronounced the same as "chou." Shuowenjiezi (Shuowenjiezi) explains it as: having water vapor in the abdomen. It also denotes a sorrowful appearance. Jia Yi's "Xinshu · Rongjing Pian" states: with a serene expression, a sorrowful countenance, sorrowful and mournful. Jiyun (Jiyun) also provides pronunciation as "zi" and "qiu" for fanqie, pronounced the same as "qiu." It also provides pronunciation as "zi" and "xiao" for fanqie, pronounced the same as "jiao." The meanings are the same.