1. (a.) Having vigorous powers of life; tenacious of life; long-lived.

2. (a.) Sprightly in temper or conduct; lively; merry; as, a vivacious poet.

3. (a.) Living through the winter, or from year to year; perennial.

active activist activistic acute aggressive agog alacritous alert alive all agog animate animated antic anxious avid blithe bouncing bouncy breathless breezy brisk bubbly buoyant bursting to cant capersome cheerful chipper coltish desirous dynamic eager ebullient effervescent energetic enterprising enthusiastic exuberant forceful forcible forward frisky frolicsome full of beans full of go full of life full of pep gamesome gay go-go happy hearty high-spirited impatient impetuous incisive intense jaunty keen kinetic light-hearted live lively living lusty mercurial merry mettlesome militant panting peppy perky pert piquant playful poignant prompt pungent quick quicksilver racy raring to ready ready and willing robust rollicking rollicksome rompish skittish smacking snappy spanking sparkling spirited sportive sprightly spry strenuous strong sunny take-charge take-over trenchant up vibrant vigorous vital vivid zestful zesty zingy zippy