Synonyms to merrily

gaily, airily, blithely, brightly, brilliantly, cheerfully, cheerily, colorfully, flamboyantly, flashily, garishly, gaudily, gleefully, happily, insouciantly, jauntily, joyfully, jubilantly, showily, splendidly, agreeably, blessedly, blissfully, delightedly, ecstatically, elatedly, enthusiastically, exultantly, favorably, fortunately, genially, gladly, heartily, hopefully, irrepressibly, lightly, luckily, opportunely, optimistically, peaceably, pleasantly, propitiously, prosperously, providentially, rapturously, rhapsodically, satisfyingly, smilingly, successfully, swimmingly, willingly, with good cheer, with pleasure