Or search: urge, whim, pulse, thrust, caprice, impetus, pulsing, abience, adience, momentum, impulsion, pulsation, motivation, wanderlust, undulation
1 Syllable: S
bulb, bulge, bulk, cul, cull, cult, curl, dull, Earl, Earle, Earls, girl, gulf, gull, gulp, hulk, Hull, hurl, lull, Mull, null, pearl, pulp, pulse, skull, sul, swirl, whirl, will, world
2 Syllables: SU
adult, cymbals, dwindle, insult, jingle, Kimball, kindle, lineal, mineral, mingle, minstrel, nimble, shingle, simple, sinful, single, spindle, sprinkle, symbol, thimble, tingle, tinkle, tinsel, twinkle, wrinkle
2 Syllables: US
Biol, consult, convulsed, divulge, engulf, exult, indulge, occult, repulse, result, unfurled
3 Syllables: USU
bilingual, provincial, rekindled
3 Syllables: UUS
agreeable, foreseeable
4 Syllables: UUSU
intermingled
4 Syllables: UUUS
disagreeable

Found 73 words across 7 groupings. Skipped 47 excess words of a similar stem.