re·cip·ro·cate 
/rɪˈsɪprəˌkeɪt/ verb
re·cip·ro·cates; re·cip·ro·cat·ed; re·cip·ro·cat·ing /rɪˈsɪprəˌkeɪt/ verb 1 a : to do (something) for or to someone who has done something similar for or to you [no obj] ▪ She was harshly criticized, but she did not defend herself or reciprocate in any way. [=she did not criticize the people who criticized her] [+ obj] ▪ They appreciated her kindness but were not ready to reciprocate the gesture.
b [+ obj] : to have (a feeling) for someone who has the same feeling for you
▪ It broke his heart to learn that his love was not reciprocated. [=that the person he loved did not love him] 2 [no obj] technical : to move back and forth again and again
▪ a reciprocating saw
b [+ obj] : to have (a feeling) for someone who has the same feeling for you
▪ It broke his heart to learn that his love was not reciprocated. [=that the person he loved did not love him]
▪ a reciprocating saw
— re·cip·ro·ca·tion /rɪˌsɪprəˈkeɪʃən/ noun [noncount]
/rɪˌsɪprəˈkeɪʃən/ noun [noncount]
