Synonyms and related words :
actively, afoot, all out, allegretto, allegro, animatedly, astir, balmy, blooming, blossoming, booming, breezily, briskly, clear, energetically, exuberant, fair, fat, flourishing, flowering, fruiting, full tilt, going strong, halcyon, in full force, in good case, lively, on foot, palmy, piping, prospering, rosy, sleek, spiritedly, sprightly, stirring, thriving, unabated, unallayed, unbated, undiminished, unexhausted, unfaded, unflagging, unshaken, unweakened, unweakening, unwithered, unworn, vigorous, vivaciously