Synonyms to heptahedron

septet, Heptateuch, Spenserian stanza, antistrophe, bipartisanship, book, burden, canto, chorus, coaction, coadjuvancy, coadministration, coagency, cochairmanship, codirectorship, collaboration, collaborativeness, collectivism, collusion, commensalism, common effort, common enterprise, communalism, communism, communitarianism, community, complicity, concert, concord, concordance, concurrence, cooperation, cooperativeness, couplet, distich, duet, duettino, duo, duumvirate, ecumenicalism, ecumenicism, ecumenism, ensemble music, ensemble singing, envoi, epode, esprit, esprit de corps, fellow feeling, fellowship, harmony, heptachord, heptad, heptagon, heptameter, heptarchy, heptastich, hexastich, joining of forces, joint effort, joint operation, line, mass action, measure, monostich, morale, mutual assistance, mutualism, mutuality, octastich, octave, octet, ottava rima, part music, part singing, part song, pentastich, polyphonic music, pooling, pooling of resources, pulling together, quartet, quatrain, quintet, reciprocity, refrain, rhyme royal, septennate, septuor, sestet, seven, sevener, s