2 Syllables: SU
billet, brigands, christened, fitted, frigid, glistened, hillock, Iliad, knitted, liquid, listed, listened, millet, Philip, pitted, printed, quickened, rigid, sickened, stiffened, Symonds, Synod, thickened, tilted, twisted, vivid, wicked, Wilmot
3 Syllables: USU
admitted, affiliate, assisted, commissioned, conditioned, consisted, emitted, envisioned, existed, imprisoned, insipid, insisted, omitted, partitioned, permitted, petitioned, positioned, resisted, submitted, transmitted
Found 48 words across 2 groupings. Skipped 6 excess words of a similar stem.