(v. t.) To strengthen; to animate; to give life and energy to\.

activate animate arouse beef up boost brace brace up brighten brisk brisken buck up buoy up buttress case harden cheer chirk up confirm dynamize electrify encourage energize enliven exhilarate fillip fire fortify fresh up freshen freshen up galvanize gird give a lift gladden harden hearten inflame infuse life into inspire inspirit interesting jazz up kindle liven nerve pep up perk up pick up pique prop provoke quicken rally reanimate recreate refresh refreshen regale reinforce reinvigorate rejoice rejoice the heart rejuvenate renew restore restrengthen resuscitate revive revivify rouse set up sharpen shore up snap up steel stiffen stimulate stir strengthen support sustain temper toughen undergird vitalize vivify warm whet zip up