| huǐ | regret |
| 悔 | regret |
| 悔不当初 | to regret one's past deeds (idiom) |
| 悔不该 | regret |
| 悔之不及 | too late to repent; too late for regrets |
| 悔之无及 | too late for regrets (idiom); It is useless to repent after the event. |
| 悔之晚矣 | It is now too late to repent. 2.Repentance is too late. |
| 悔婚 | to break a promise of marriage |
| 悔恨 | remorse repentance |
| 悔恨交加 | to having feelings of regret mixed with shame (idiom) |
| 悔悟 | to repent |
| 悔意 | remorse |
| 悔愧交加 | torn by self-recrimination and repentance |
| 悔改 | repent repentance |
| 悔棋 | retract a false move |
| 悔约 | default |
| 悔罪 | conviction |
| 悔过 | to regret to repent |
| 悔过书 | letter of apology; statement of repentance |
| 悔过从善 | to acknowledge one's errors and become a good person |
| 悔过自新 | to repent and start afresh (idiom); to turn over a new leaf |