septet Synonyms

heptad sevener vii sevensome 7 seven septuor septette septenary sestet trio septemvirate septennate tetrastich synergy syllable strophe cochairmanship septuplicate septuplet ottava rima coadministration bipartisanship ecumenism esprit de corps sevens musical group cooperativeness septemvir quintet quartet duumvirate duo duettino concert collectivism coagency coadjuvancy coaction chorus canto burden book group hebdomad heptachord pooling pentastich octet mutualism