Or search: ash, hue, mix, sew, barb, blur, boil, clot, cook, dope, edit, jump, lace, lend, nick
2 Syllables: SU
alder, aller, altar, altered, alters, caller, calmer, collar, Collier, color, dollar, falter, halter, Palmer, Pollard, Psalter, scholar, smaller, squalor, stalwart, taller, Waller, Walter
3 Syllables: USU
Gibraltar, revolver, unaltered

Found 26 words across 2 groupings. Skipped 9 excess words of a similar stem.