modified
very well, perfectly, exquisitely, splendidly, distinctively, magnificently, wonderfully, admirably, incomparably, masterfully, skillfully, ingeniously, supremely, superbly, notably, nobly, remarkably, flawlessly, in an excellent manner, famously*, fine*, swimmingly*, sensationally*, marvelously*, divinely*; see also well 2.
Antonyms poorly*, badly, awkwardly.