盟友
Meanings
1
sworn friend; close ally
A formal, somewhat literary term for a trusted friend bound by a strong pledge or shared cause. Often used in political, historical, or dramatic contexts.
He started a new business with his longtime sworn friend.
During the Warring States period, the two warlords were steadfast allies.
Usage patterns
- 〈人〉の盟友someone's sworn ally/close friend
He mourned the death of the politician who had long been his close ally.
- 盟友となるto become sworn allies
The two shared hardships together and eventually became sworn allies.
- 盟友関係を結ぶto form an alliance/bond as sworn allies
The leaders of the two countries formed a sworn alliance.