痛悔 tònghuǐ to deeply regret Definitions Defs Origin Strokes Stroke Words Sentences Sents 痛 tòng verb thoroughly (adverb) thoroughly; deeply; to one's heart's content, often describing an action done with great intensity or vigor悔 huǐ verb to regret (bound form) to regret or feel remorse over a past action; to feel sorry for something done