Sleepy
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buzzing, dynamic, peppy, restless, invigorating, restive, working, stimulating, kinetic, reviving, insomniac, overflowing, alert, engaged, bracing, occupied, bouncing, flourishing, vivacious, sedulous, industrious, teeming, energetic, restorative, abounding, rousing, sprightly, refreshing, lively, springy, conscious, animated, hardworking, stimulant, awakening, astir, diligent, humming, vigorous, active, awake, energizing, stimulative, spirited, zippy, swarming, waking, perky, wakening, unsleepy, alive, sleepless, vibrant, assiduous, vital.