Synonyms for trio Found 18 synonyms across 2 meanings for “trio”. the cardinal number that is the sum of one and one and one (noun) three3iiithreesometierceleashtroikatriadtrinetrinityternaryterniontriplettercetterzetto a set of three similar things considered as a unit (noun) triple Explore Related Words Rhymes with trioSynonyms for threeSynonyms for 3Synonyms for iiiSynonyms for threesomeSynonyms for tierce Synonym Finder | Rhyme Finder | Poetry Editor