2 Syllables: SU
Austen, awning, barring, bawling, blocking, blotting, bobbing, bombing, Brahmin, brawling, broadening, calling, calming, causing, chopping, coffin, Collins, costing, coughing, crawling, cropping, crossing, dawning, dodging, drawing, dropping, falling, fawning, flocking, flogging, galling, gnawing, Godwin, hauling, hawking, Hawkins, hopping, jarring, jogging, knocking, locking, lodging, logging, lolling, maudlin, mocking, modeling, nodding, nothin, offering, offing, offspring, pausing, plodding, plotting, popping, prodding, province, quarreling, robbing, Robbins, Robin, rocking, rotting, sawing, scoffing, shocking, shopping, sobbing, softening, spotting, sprawling, squatting, stalking, stocking, stopping, talking, thawing, throbbing, topping, tossing, trotting, walking, wanting, washing, watching, yawning
2 Syllables: US
3 Syllables: SUU
auditing, blossoming, bothering, fostering, gossiping, honoring, honouring, modelling, profiting, promising, prospering, slaughtering, tottering, vomiting, watering
3 Syllables: USU
Found 111 words across 4 groupings. Skipped 10 excess words of a similar stem.