2 Syllables: SU
bitten, brigands, Brigham, Britain, Britain's, Briton, chicken, Cyprian, Dickens, Dickson, diction, dictum, Dixon, fiction, flippant, friction, Gibbon, Gibson, Gideon, gypsum, hidden, Ibn, idiom, ilium, Indian, kitten, Lillian, lithium, Lytton, Miriam, miscreant, Nixon, Pitman, pittance, quicken, ribbon, ridden, Scythian, shipment, sicken, Sigmund, Simeon, sixpence, smitten, stricken, Syrian, thicken, Vivian, Whitman, written
3 Syllables: SUU
3 Syllables: USU
addiction, admittance, affliction, ascription, Assyrian, benignant, commitment, conscription, constriction, conviction, criterion, Darwinian, delirium, depiction, description, Egyptian, Elysium, equipment, experience, incipient, indignant, infliction, inscription, Justinian, malignant, meridian, midshipman, oblivion, Parisians, prediction, prescription, proscription, recipient, remittance, resilience, restriction, rewritten, Shakespearean, Siberian, Sicilian, subscription, transcription, unbidden, unwritten
3 Syllables: UUS
4 Syllables: UUSU
benediction, concomitant, contradiction, crucifixion, dereliction, equilibrium, Hanoverian, inexperience, intermittent, jurisdiction, Maximilian, Presbyterian, superscription
Found 110 words across 5 groupings. Skipped 36 excess words of a similar stem.