4 Syllables: SUUU
advocating, allocating, celebrating, complicating, decorating, deprecating, desolating, devastating, elevating, emanating, emigrating, estimating, extricating, generating, hesitating, indicating, lubricating, meditating, penetrating, separating, suffocating, vindicating
5 Syllables: USUUU
accelerating, commemorating, communicating, degenerating, disseminating, eradicating, extenuating, investigating, perpetuating, reciprocating, regenerating
Found 33 words across 2 groupings.