4 Syllables: SUUU
aggravated, barricaded, celebrated, cultivated, decimated, decorated, desolated, devastated, educated, elevated, emanated, emigrated, estimated, excavated, federated, generated, meditated, penetrated, predicated, relegated, segregated, separated, venerated
5 Syllables: USUUU
accelerated, commemorated, confederated, degenerated, interrogated, investigated, perpetuated, premeditated, regenerated
6 Syllables: UUSUUU
Found 34 words across 3 groupings.