3 Syllables: SUU
credulous, decorous, delegates, edifice, entrances, estimates, Federalist, garrulous, generous, Genesis, membranous, Methodist, Pegasus, perilous, prejudiced, querulous, recklessness, requisites, resinous, restlessness, sentences, tetanus, treacherous
4 Syllables: USUU
asparagus, confederates, degenerates, Emeritus, incredulous, prerequisites, resemblances, ungenerous
Found 31 words across 2 groupings. Skipped 1 excess word of a similar stem.