Synonyms of triangle

1 Syllable
trey, fling, triad, trio, tryst, love, thing
2 Syllables
triptych, liaison, passion, ternion, trine, triune, slice, slicing, courtship, triplet, affair, amour
3 Syllables
trilogy, devotion, dalliance, romance, flirtation, intrigue, polygons, triunity, polygon, seduction
4 Syllables
relationship, triumvirate, hanky-panky, involvement, entanglement, adultery, triplicate
5 Syllables
infidelity