2 Syllables: SU
clearance, Cyprian, deviant, fearsome, ference, Gideon, helium, idiom, ilium, lenient, Lillian, lithium, median, medium, Miriam, miscreant, Pearson, premium, prescience, Scythian, serum, Simeon, Syrian, tedium, theorem, Vivian
3 Syllables: SUU
3 Syllables: USU
adherence, adherent, appearance, Armenian, Assyrian, Athenian, Bohemian, chameleon, coherence, coherent, comedian, criterion, Darwinian, delirium, Elysium, expedient, experience, imperium, incipient, ingredient, Justinian, Macpherson, magnesium, meridian, obedience, obedient, oblivion, Parisians, reappearance, recipient, resilience, Shakespearean, Siberian, Sicilian
3 Syllables: UUS
4 Syllables: UUSU
disappearance, disobedience, disobedient, epithelium, equilibrium, incoherence, incoherent, inexpedient, inexperience, interference, Maximilian, perseverance, Presbyterian
5 Syllables: UUUSU
Found 76 words across 6 groupings. Skipped 18 excess words of a similar stem.