奮発する · noun or participle which takes 'suru'
| Form | Positive | Negative |
|---|---|---|
| Dictionary | 奮発する | 奮発しない |
| Polite | 奮発します | 奮発しません |
| Past polite | 奮発しました | 奮発しませんでした |
| Past | 奮発した | 奮発しなかった |
| Te-form | 奮発して | 奮発しないで |
| Desire | 奮発したい | 奮発したくない |
| Potential | 奮発できる | 奮発できない |
| Passive | 奮発される | 奮発されない |
| Causative | 奮発させる | 奮発させない |
| Causative passive | 奮発させられる | 奮発させられない |
| Volitional | 奮発しよう | |
| Polite volitional | 奮発しましょう | |
| Imperative | 奮発しろ | 奮発するな |
| Conditional | 奮発すれば | 奮発しなければ |
| Tara conditional | 奮発したら | 奮発しなかったら |
noun, noun or participle which takes 'suru', intransitive verb
strenuous effort; exertion; spurt
Intransitive use: making a strong, determined effort, often in a burst. Common in contexts of work, study, or physical activity.
I made a strenuous effort and studied all night before the exam.
彼は最後の一周で奮発した。
He put on a spurt in the final lap.
noun, noun or participle which takes 'suru', transitive verb
splurge; treat oneself; spend extravagantly
Transitive use: spending more than usual on something desirable, often as a treat or special occasion. The object is marked with を or に.
ボーナスで奮発して新しいパソコンを買った。
I splurged on a new computer with my bonus.
たまには奮発して高いレストランに行こう。
Let's treat ourselves and go to an expensive restaurant for once.
I buckled down and studied hard before the exam.
I splurged on an expensive wine for my birthday.
He splashed out and bought his girlfriend a ring.
I decided to splash out and buy a new computer.