勘弁する · noun or participle which takes 'suru'
| Form | Positive | Negative |
|---|---|---|
| Dictionary | 勘弁する | 勘弁しない |
| Polite | 勘弁します | 勘弁しません |
| Past polite | 勘弁しました | 勘弁しませんでした |
| Past | 勘弁した | 勘弁しなかった |
| Te-form | 勘弁して | 勘弁しないで |
| Desire | 勘弁したい | 勘弁したくない |
| Potential | 勘弁できる | 勘弁できない |
| Passive | 勘弁される | 勘弁されない |
| Causative | 勘弁させる | 勘弁させない |
| Causative passive | 勘弁させられる | 勘弁させられない |
| Volitional | 勘弁しよう | |
| Polite volitional | 勘弁しましょう | |
| Imperative | 勘弁しろ | 勘弁するな |
| Conditional | 勘弁すれば | 勘弁しなければ |
| Tara conditional | 勘弁したら | 勘弁しなかったら |
noun, noun or participle which takes 'suru', transitive verb
pardon; forgiveness; forbearance
Used when asking someone to overlook a mistake or offense, or to be patient with a situation. Often appears in the set phrase 勘弁してください (please forgive me / give me a break).
Please forgive me this time.
彼の無礼な態度はもう勘弁できない。
I can no longer tolerate his rude attitude.
I decided to overlook his mistake, just this once.
The teacher let the student who was late off the hook.
Another business trip? I really wish I could be spared that.
It's overtime every single day—I've had enough.