pact
n. countable B2 Upper Intermediate US //ˈpækt// UK //pˈækt// pact
n. a formal agreement between two or more people, groups, or countries to help each other or keep a promise.
n. a formal agreement or treaty between two or more parties, often for mutual support or to settle a dispute.
The two nations signed a peace pact to end the war.
The rival companies made a secret pact to stop undercutting each other's prices in the local market.
Historians argue that the non-aggression pact was merely a strategic delay, allowing both empires to fortify their borders before the inevitable outbreak of hostilities.
Usage
Often used with verbs like 'sign', 'make', 'break', or 'seal'.