Read Edit View history 齿蠹 chǐdù tooth decay Origin Definitions Defs Strokes Stroke Words Sentences Sents Senses Add sense 齿蠹/ 齒蠹 chǐdù tooth decay noun · (archaic) tooth decay 他深受齿蠹之苦，寝食难安。 Edit Delete References Add reference No references for this word.