共闘する · noun or participle which takes 'suru'
| Form | Positive | Negative |
|---|---|---|
| Dictionary | 共闘する | 共闘しない |
| Polite | 共闘します | 共闘しません |
| Past polite | 共闘しました | 共闘しませんでした |
| Past | 共闘した | 共闘しなかった |
| Te-form | 共闘して | 共闘しないで |
| Desire | 共闘したい | 共闘したくない |
| Potential | 共闘できる | 共闘できない |
| Passive | 共闘される | 共闘されない |
| Causative | 共闘させる | 共闘させない |
| Causative passive | 共闘させられる | 共闘させられない |
| Volitional | 共闘しよう | |
| Polite volitional | 共闘しましょう | |
| Imperative | 共闘しろ | 共闘するな |
| Conditional | 共闘すれば | 共闘しなければ |
| Tara conditional | 共闘したら | 共闘しなかったら |
noun, noun or participle which takes 'suru', intransitive verb
joint struggle; united front
Used for coordinated action or alliance, often in political, labor, or activist contexts. Can be used as a noun or with する to mean 'to form a united front' or 'to struggle together'.
The opposition parties formed a united front and faced the election.
The labor unions struggled together to demand a wage increase.
The opposition parties decided to form a united front against the ruling party.
The workers united in struggle to improve their working conditions.