Or search: mysteriously
3 Syllables: SUU
chronically, clinically, critically, cynically, magically, medically, physically, technically, typically
4 Syllables: SUUU
amicably, ethically, magistracy, practically
4 Syllables: USUU
dramatically, electrically, empirically, hermetically, historically, intrinsically, majestically, methodically, pathetically, romantically, statistically, symbolically, uncritically
5 Syllables: USUUU
emphatically, grammatically, inadequacy, politically
5 Syllables: UUSUU
diametrically, geographically, mathematically, parenthetically, periodically, philosophically, scientifically, sympathetically, technologically, theoretically

Found 40 words across 5 groupings.