Synonyms of superlatively

2 Syllables
fitly, greatly
3 Syllables
correctly, superbly, faultlessly, ideally, flawlessly
4 Syllables
exceedingly, supremely, excellently, wonderfully, importantly, dominantly, prevalently, prevailingly, admirably, impeccably, principally
5 Syllables
immeasurably, exquisitely, incalculably, incomparably, astonishingly, indispensably
6 Syllables
exaggeratedly