Synonyms of triumvirate

1 Syllable
trey, triad, trio, three
2 Syllables
troika, triptych, ternion, trine, triune, triple, triangle, trivium, triplet, triplex
3 Syllables
trinity, trilogy, triunity, threesome
4 Syllables
tripartition, triplication, trichotomy, triplicity, triplicate