1 Syllable: S
air, Ayres, Baird, bare, bear, beards, bears, beer, bier, Blair, burgh, Cairns, care, chair, cheer, cher, Clair, Claire, Clare, clear, dare, dear, deer, drear, ear, ere, err, erst, Eyre, fair, faire, fairs, fare, fear, fer, fere, fierce, flair, flare, furred, gear, Ger, glare, guerre, hair, hare, hear, heir, here, Here's, Herr, jeer, lair, Lear, leer, lettre, mare, mer, mere, mir, near, pair, pare, pear, Pearce, pears, peer, pier, pierce, piers, prayer, queer, quern, rare, rear, scarce, scare, seared, Sears, seer, sere, share, shear, sheer, smear, snare, sneer, spare, spear, sphere, square, stair, stare, steer, swear, tare, tears, terre, their, there, there's, tier, veered, vere, ware, wear, Weir, where, Where's, wort, year
2 Syllables: SU
2 Syllables: US
adhere, affair, affaire, affairs, Algiers, appear, arrears, astern, astir, austere, aware, beware, career, cashier, compare, declare, despair, downstairs, endear, forbear, frontier, impair, moderne, Moliere, Pierre, premier, premiere, premiers, prepare, reappear, repair, revere, seigneur, severe, Shakspeare, sincere, subserve, unclear, unfair, upstairs, upturned, veneer, Vizier, Voltaire
3 Syllables: SUU
3 Syllables: UUS
atmospheres, auctioneer, Brigadier, cavaliers, chandelier, Chevalier, disappear, doctrinaire, engineer, financier, Gazetteer, grenadier, insincere, interfere, millionaire, mutineers, overhear, persevere, pioneer, privateers, questionnaire, souvenir, unaware, unimpaired, unobserved, unprepared, unreserved, volunteer
Found 185 words across 5 groupings. Skipped 118 excess words of a similar stem.