2 Syllables: SU
barons, carriage, Clemens, dresses, edges, eldest, errands, Evans, felons, heavens, helpless, jealous, legends, lemons, lessens, lessons, leverage, melons, message, methods, pelvis, presses, reckons, resins, seconds, selfless, sessions, seventh, sketches, Stephens, stresses, stretches, terras, threatens, trellis, veterans, wealthiest, weapons, wedges, wreckage, zealous
3 Syllables: SUU
3 Syllables: USU
accessions, aggressions, concessions, confessions, depresses, depressions, digressions, dilemmas, expresses, expressions, impressions, intestines, Marcellus, miscarriage, oppressions, percentage, possesses, possessions, processions, professions, rebellious, successes, successions, transgressions
4 Syllables: UUSU
Found 70 words across 4 groupings. Skipped 1 excess word of a similar stem.