2 Syllables: SU
adult, agile, ample, angle, ankle, annals, annul, annulled, anvil, apple, babble, babel, baffle, barrel, basil, basle, battle, bramble, camel, campbell, campbell's, cancel, cancelled, candle, carol, carroll, cassel, castle, cattle, cavil, chancel, channel, chapel, chattel, crackle, damsel, dangled, daniel, dazzle, facile, fangled, flannel, fragile, gamble, granules, grapple, gravel, handel, handle, jackal, mammal, mangled, mantel, mantle, natural, paddle, panel, paschal, prattle, rabble, ramble, randall, rankled, rascal, rattle, saddle, sample, sandal, scaffold, scandal, scramble, shackled, shackles, shambles, spangled, spaniel, strangle, tackle, tangle, tassel, thankful, trammels, trample, tranquil, travel, travelled, travels, vandals, vassal, wrangle
3 Syllables: USU
apparel, dismantled, embattled, enamelled, entangle, example, financial, nathaniel, preamble, seattle, substantial, unravel, untrammelled
4 Syllables: UUSU
Found 106 words across 3 groupings. Skipped 52 excess words of a similar stem.