THESAURUS
masterfully
ably, adeptly, adroitly, agilely, aptly, arbitrarily, artfully, artistically, autocratically, brilliantly, capably, cleverly, competently, cunningly, deftly, despotically, dexterously, dextrously, dictatorially, efficiently, excellently, expertly, featly, handily, high-handedly, imperiously, ingeniously, magisterially, neatly, nimbly, overbearingly, peremptorily, proficiently, resourcefully, skillfully, spryly, superbly, tyrannically, well, with consummate skill, with finesse, with genius, with skill