3 Syllables: SUU
4 Syllables: SUUU
aggravating, aggregating, agitating, allocating, animating, calculating, circulating, correlating, desolating, emulating, fascinating, formulating, graduating, insulating, isolating, navigating, oscillating, regulating, simulating, speculating, stimulating, stipulating, undulating, vacillating
4 Syllables: USUU
5 Syllables: USUUU
accumulating, articulating, assimilating, collaborating, contaminating, elaborating, eradicating, evaporating, exaggerating, exasperating, gesticulating, manipulating
Found 38 words across 4 groupings.