2 Syllables: SU
boasted, bolted, closest, coated, floated, focused, focussed, folded, forest, Forrest, knowest, loaded, locust, lowest, molded, noted, opiate, poet, roasted, Roebuck, scolded, slowest, Soviet, voted
3 Syllables: USU
associate, denoted, devoted, eroded, exploded, outmoded, promoted, remotest, revolted, unfolded, unloaded
Found 35 words across 2 groupings. Skipped 5 excess words of a similar stem.