compromise [compromises](settlement of differences by arbitration or by consent reached by mutual concessions) noun [UK: ˈkɒm.prə.maɪz] [US: ˈkɑːm.prə.ˌmaɪz]
trade-off(situation in which one thing must be decreased for another to be increased) noun [UK: treɪd ɒf] [US: ˈtreɪd ˈɒf]