Reciprocation

مترادف و متضاد reciprocation

1. noun The act of retaliating
   Synonyms: counteraction, counterattack, counterblow, reprisal, requital, retaliation, retribution, revenge, tit for tat, vengeance
2. noun Mutual interaction; the activity of reciprocating or exchanging (especially information)
   Synonyms: return, trade, interchange, mutual exchange, quid pro quo, give-and-take