What rhymes with triennially
- 4 Syllables
- aerially, biennially, metrically, perilously, triennially, variously
- 5 Syllables
- bimestrially, burglariously, calcareously, centennially, decennially, gregariously, hilariously, millennially, nefariously, notarially, octennially, perennially, precariously, quadrennially, quinquennially, septennially, sexennially, terrestrially, vagariously, vicariously
- 6 Syllables
- multifariously, omnifariously, temerariously