牙痛 Traditional form: 牙痛 Pinyin (reading): yátòng Definitions: toothache Characters: 牙 - tooth, molar; fang, tusk; serrated 痛 - ache, pain; bitterness, sorrow; deeply, thoroughly Traditional characters: 牙 - tooth, molar; fang, tusk; serrated 痛 - ache, pain; bitterness, sorrow; deeply, thoroughly