Or search: kraal, hamlet, pueblo, moshav, cheddar, sealyham, spotsylvania
3 Syllables: SUU
bickerings, finishes, grimaces, illnesses, images, mistresses, primitive, privilege, pyramids
4 Syllables: USUU
definitive, deliberative, derivative, diminishes, Elisabeth, Elizabeth, equipages, indicative, initiative, inquisitive, prohibitive

Found 20 words across 2 groupings. Skipped 3 excess words of a similar stem.