Or search: unfavourably
3 Syllables: SUU
favorably, miserably, preferably
4 Syllables: SUUU
admirably, favourably, honorably, honourably, tolerably
5 Syllables: USUUU
considerably, incomparably, inexorably, inseparably, intolerably, occasionally, unalterably, unfavourably
5 Syllables: UUSUU
educationally

Found 17 words across 4 groupings.