2 Syllables: SU
breakfast, breathless, crevice, deafness, dexterous, dresses, edges, exits, freshest, freshness, heaviest, leverage, message, nexus, plexus, precious, PREFACE, presses, restless, sketches, stresses, stretches, Texas, trespass, wedges
3 Syllables: SUU
3 Syllables: USU
asbestos, correctness, depresses, directness, expresses, impetuous, incestuous, infectious, possesses, prospectus, successes
Found 38 words across 3 groupings. Skipped 2 excess words of a similar stem.