Synonyms of triad

1 Syllable
trey, trio, three
2 Syllables
troika, triptych, ternion, trine, triune, triple, triangle, trivium, triplet, triplex
3 Syllables
trinity, organum, trilogy, concentus, triunity, threesome
4 Syllables
concinnity, polyphony, attunement, triumvirate, tripartition, triplication, polyphonies, trichotomy, triplicity, triplicate