pact 
/ˈpækt/ noun
plural pacts /ˈpækt/ noun [count] : a formal agreement between two countries, people, or groups especially to help each other or to stop fighting
▪ We supported a peace/free-trade/nonaggression pact between the two countries. ▪ They made a pact to go to the gym together three times a week. — see also suicide pact
▪ We supported a peace/free-trade/nonaggression pact between the two countries. ▪ They made a pact to go to the gym together three times a week. — see also suicide pact
