mu·tu·al 
/ˈmju:tʃəwəl/ adjective
/ˈmju:tʃəwəl/ adjective 1 : shared between two or more people or groups
▪ Mutual love and respect was the key to their successful marriage. ▪ The partnership was based on mutual admiration and understanding. ▪ mutual trust ▪ countries relying on mutual support during difficult times ◊If a feeling is mutual, then two people or groups feel the same way about each other.
▪ Her fans love her, and the feeling is mutual. [=and she loves her fans] ▪ Their attraction was mutual. [=they were both attracted to each other] ▪ “I'm pleased to meet you.” “The feeling is mutual!” [=I'm also pleased to meet you] 2 always used before a noun : shared by two or more people or groups
▪ They met through a mutual friend. [=a person who was a friend of both of them] ▪ our mutual hobby of car racing ▪ The two countries have several mutual [=joint] interests. ▪ It was a mutual effort. ▪ We had a mutual agreement not to tell our secret.
▪ Mutual love and respect was the key to their successful marriage. ▪ The partnership was based on mutual admiration and understanding. ▪ mutual trust ▪ countries relying on mutual support during difficult times ◊If a feeling is mutual, then two people or groups feel the same way about each other.
▪ Her fans love her, and the feeling is mutual. [=and she loves her fans] ▪ Their attraction was mutual. [=they were both attracted to each other] ▪ “I'm pleased to meet you.” “The feeling is mutual!” [=I'm also pleased to meet you]
▪ They met through a mutual friend. [=a person who was a friend of both of them] ▪ our mutual hobby of car racing ▪ The two countries have several mutual [=joint] interests. ▪ It was a mutual effort. ▪ We had a mutual agreement not to tell our secret.
— mu·tu·al·i·ty /ˌmju:tʃəˈwæləti/ noun [noncount] formal
▪ mutuality of interest
/ˌmju:tʃəˈwæləti/ noun [noncount] formal ▪ mutuality of interest
