切齿 Traditional form: 切齒 Pinyin (reading): qièchǐ Definitions: to gnash one's teeth (in anger) Characters: 切 - to cut, to mince, to slice, to carve; close to; eager 齿 - teeth; gears, cogs; age Traditional characters: 切 - to cut, to mince, to slice, to carve; close to; eager 齒 - teeth; gears, cogs; age