Chou Collection, Upper Volume Radical: Mouth (kǒu) Hu Kangxi strokes: 8 Page 194, Entry 17 According to Collected Rimes (Jiyun), it is pronounced hu. According to Jade Chapter (Yupian), it means worry. According to Collected Rimes (Jiyun), it is also written in a variant form (zhu). See the entry for zhu for a detailed explanation.