Tang Yun (Tang Dynasty Rhyme Dictionary) states the pronunciation is ji (entering tone). Jiyun (Collected Rhymes) states the pronunciation is ji (entering tone). It is pronounced the same as ji. The Explaining Graphs and Analyzing Characters (Shuowen Jiezi) defines it as chewing. In the Guangyun (Broad Rhymes), the term bo-zha describes the appearance of chewing. Additionally, Jiyun mentions another definition: to drink or to suck. Zi Collection, Page Position: Upper Radical: Mouth (kǒu) Page 180, Entry 05