2 Syllables: SU
blowing, boasting, boating, bolting, bowing, bowling, choking, closing, clothing, coaching, coasting, coating, coaxing, Cochin, coding, Colin, combing, comin, coping, croaking, crowing, doting, dozing, floating, flowing, foaming, folding, glowing, going, groaning, groping, grovelling, growing, growling, holding, hoping, joking, jolting, knowing, loading, loathing, lowing, moaning, molding, moulding, noting, owing, owning, poking, polling, posing, posting, probing, quoting, roaming, roasting, rolling, roving, rowing, scolding, sewing, showing, sloping, slowing, smoking, snowing, soaking, sowing, spokesmen, stroking, strolling, throwing, tolling, towing, voting
3 Syllables: USU
approaching, atoning, beholding, bestowing, composing, consoling, controlling, corroding, denoting, devoting, disclosing, disposing, enclosing, encroaching, engrossing, ennobling, enrolling, evoking, exploding, exposing, extolling, foreboding, foregoing, imposing, inclosing, invoking, opposing, patrolling, postponing, promoting, proposing, provoking, reposing, reproaching, revolting, supposing, unfolding, unloading, withholding, Wyoming
4 Syllables: UUSU
Found 120 words across 3 groupings. Skipped 5 excess words of a similar stem.