Synonyms for trey Found 17 synonyms across 1 meaning for “trey”. the cardinal number that is the sum of one and one and one (noun) three3iiitriothreesometierceleashtroikatriadtrinetrinityternaryterniontriplettercet Explore Related Words Rhymes with treySynonyms for threeSynonyms for 3Synonyms for iiiSynonyms for trioSynonyms for threesome Synonym Finder | Rhyme Finder | Poetry Editor