1. vivify, quicken, vitalize. 2. energize, fortify. Animate, invigorate, stimulate mean to enliven. To animate is to create a liveliness: Health and energy animated his movements. To invigorate means to give physical vigor, to refresh, to exhilarate: Mountain air invigorates. To stimulate is to arouse a latent liveliness on a particular occasion: Alcohol stimulates. 3. inspire, inspirit, hearten, arouse, exhilarate. 4. excite, incite, fire, urge, kindle, prompt.