Or search: imbue, riddle, diffuse, pervade, spiritise
2 Syllables: SU
realise, realize
3 Syllables: SUU
civilised, civilize, criticized, crystallize, equalize, legalized, minimise, minimize, typifies
3 Syllables: UUS
idealized
4 Syllables: USUU
epitomized, uncivilized
5 Syllables: UUSUU
individualized

Found 15 words across 5 groupings. Skipped 6 excess words of a similar stem.