1 Syllable: S
beard, beer, bier, cheer, clear, dear, deer, drear, ear, fear, fere, fierce, gear, hear, here, Here's, jeer, Lear, leer, mere, mir, near, Pearce, peer, pier, pierce, piers, queer, rear, seared, Sears, seer, sere, shear, sheer, smear, sneer, spear, sphere, steer, tear, tier, veered, vere, Weir, year
2 Syllables: US
adhere, Algiers, appear, arrears, austere, career, cashier, endear, frontier, premier, premiere, premiers, reappear, revere, severe, Shakspeare, sincere, unclear, veneer, Vizier
3 Syllables: SUU
3 Syllables: UUS
atmospheres, auctioneer, Brigadier, cavaliers, chandelier, Chevalier, disappeared, disappears, engineer, financier, Gazetteer, grenadier, insincere, interfere, mutineers, overhear, persevere, pioneer, privateers, souvenir, volunteer
Found 88 words across 4 groupings. Skipped 57 excess words of a similar stem.