同盟|どうめいdoumei[0]heiban (flat)
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- noun, suru verb, intransitive verballiance; union; league
Conjugation
| Dictionary form | 同盟する(どうめいする) |
|---|---|
| Polite (masu) | 同盟します(どうめいします) |
| Negative (nai) | 同盟しない(どうめいしない) |
| polite (masen) | 同盟しません(どうめいしません) |
| classical zu / nu | 同盟せず・同盟せぬ(どうめいせず・どうめいせぬ) |
| Past (ta) | 同盟した(どうめいした) |
| polite (mashita) | 同盟しました(どうめいしました) |
| Past negative (nakatta) | 同盟しなかった(どうめいしなかった) |
| polite (masen deshita) | 同盟しませんでした(どうめいしませんでした) |
| Te form | 同盟して(どうめいして) |
| Potential | 同盟できる(どうめいできる) |
| Passive | 同盟される(どうめいされる) |
| Causative | 同盟させる(どうめいさせる) |
| Causative passive | 同盟させられる(どうめいさせられる) |
| Conditional (ba) | 同盟すれば(どうめいすれば) |
| tara | 同盟したら(どうめいしたら) |
| Volitional | 同盟しよう(どうめいしよう) |
| polite (mashou) | 同盟しましょう(どうめいしましょう) |
| Imperative | 同盟しろ(どうめいしろ) |
Common forms generated by rule; see the senses for honorific or irregular usage.
- Synonym連合れんごうNeutralBroad term for a union or combination of groups, as in 「国際連合」; unlike 「同盟」, it does not stress a pact binding the members together.
- Synonym連盟れんめいNeutralA federation or league formed by associations and organizations, as in 「日本陸上競技連盟」.
- SynonymユニオンNeutralLoanword meaning union or labor union; mostly appears in the names of organizations.
- Synonym連立れんりつNeutralA coalition, mainly of political parties, as in 「連立政権」; also used in math for 「連立方程式」. 「同盟」 stresses a concluded pact.
- SynonymアライアンスNeutralLoanword for a strategic alliance between companies; carries a distinctly business flavor.
- Related提携ていけいWrittenA business partnership or tie-up, as in 「業務提携」; looser than 「同盟」. Written/formal prose.
- Related団結だんけつNeutralUnity or solidarity; stresses spiritual togetherness and does not necessarily involve a pact, unlike 「同盟」.
- Related合従連衡がっしょうれんこうWrittenFour-character idiom for making and breaking alliances as the moment demands; also a metaphor for corporate mergers and splits. Written/formal prose.
- Related合従がっしょうWrittenHistorical term for the alliance of the six Warring States against Qin; used in historical contexts. Written/formal prose.
- Antonym敵対てきたいWrittenAntonym: treating the other side as an enemy and opposing it; the opposite of 「同盟」. Written/formal prose.
- Antonym反目はんもくWrittenAntonym: parties being at odds and hostile toward each other; the opposite of forming an alliance. Written/formal prose.
- Antonym離反りはんWrittenAntonym: followers or members turning away and breaking off, as in 「人心の離反」; the opposite of staying allied. Written/formal prose.
Use 「同盟」 for a pact-based alliance of nations or groups, as in 「軍事同盟」. For a broader union or bloc pick 「連合」, for a federation of associations 「連盟」, for business tie-ups 「提携」, and for solidarity 「団結」; the opposite is 「敵対」.
Usage comparisons are AI-assisted and cross-checked by multiple models; for study reference only


