2 Syllables: SU
beaming, beating, being, bleaching, bleating, bleeding, breathing, breeding, ceasing, ceding, ceiling, cheating, cleaning, cleaving, creaking, creeping, dealing, deeming, dreaming, easing, eating, even, evening, feasting, feeding, feeling, Fielding, fleeing, fleeting, freeing, freezing, gleaming, gleanings, greeting, grieving, healing, heaping, heating, heaving, heeding, keeping, kneeling, leading, leaking, leaning, leaping, leasing, leaving, meaning, meeting, needing, peeling, peeping, pleading, pleasing, preaching, precinct, reaching, reading, realism, reaping, reeking, reeling, scheming, screaming, screeching, screening, sealing, seating, seeding, seedlings, seeing, seeking, seeming, seething, seizing, sheepskin, shielding, shrieking, sleeping, sneaking, sneezing, speaking, speeding, squeaking, squeezing, stealing, steaming, streaming, sweeping, teaching, teasing, teeming, thieving, treating, weaning, weaving, weeding, weekend, weeping, wheeling, wielding, yielding
3 Syllables: SUU
decreasing, deepening, equalling, featuring, frequenting, peopling, reasoning, seasoning, secreting, weakening
3 Syllables: USU
achieving, agreeing, appealing, appeasing, believing, beseeching, besieging, competing, completing, concealing, conceding, conceiving, convening, deceiving, defeating, displeasing, entreating, exceeding, farreaching, fatiguing, foreseeing, impeding, increasing, intriguing, misleading, perceiving, policemen, policing, preceding, proceeding, receding, receiving, redeeming, releasing, relieving, repealing, repeating, retreating, retrieving, revealing, succeeding, unceasing, unfeeling, unpleasing, unreasoning, unyielding, wellbeing
4 Syllables: UUSU
Found 166 words across 4 groupings. Skipped 17 excess words of a similar stem.