2 Syllables: SU
Arbor, Archer, ardor, armor, armour, Arthur, Arthur's, barber, Barker, barter, Carter, Carver, charger, charmer, charter, darker, farmer, farther, foreigner, gardeners, Gardiner, Gardner, garner, Garter, harbored, harbors, harbour, harder, Harper, Harper's, harsher, Hartford, Harvard, Hertford, larder, larger, marker, martyr, Parker, Parker's, parlor, parlour, partner, sharper, smarter, starboard, starter, Tartar
3 Syllables: USU
Found 49 words across 2 groupings. Skipped 21 excess words of a similar stem.