Hai Collection, Lower Volume Radical: Tooth (chǐ) Entry: 齵 Kangxi stroke count: 24 Page 1535, Entry 12 Pronounced yu. According to the Shuowen Jiezi (Explanation of Writing), it describes teeth that are not even. According to the Zheng Yun (Standard Rhymes), it describes teeth that are interlocked or staggered. Also mentioned in the Rites of Zhou (Zhouli), section Winter Offices, Records of Artificers: If when inspecting the insertion of wheel spokes into the hub and the rim, there is no lack of alignment or irregularity, then the wheel will not deform even as it wears. The commentary states: Where spokes enter the hub and the rim, if the teeth are uneven, this is called yu. If the points of insertion above and below are aligned and correspond, then even if the hub wears or is damaged, the spokes will not shift or lean. Also mentioned in the Xunzi, chapter The Way of the Ruler: Regarding the affairs of the state, there are situations of laxity, disorder, and lack of uniformity. Also pronounced yu. According to the Guang Yun (Broad Rhymes), the term zouyu refers to teeth that are crowded or overlapping. According to the Zheng Yun (Standard Rhymes), another interpretation is that the teeth are slanted.