1. (v. t.) To excite, rouse, or animate, to action or more vigorous exertion\; as, to stimulate one by the hope of reward, or by the prospect of glory.

2. (v. t.) To excite; to irritate; especially, to excite the activity of (a nerve or an irritable muscle), as by electricity.

activate actuate affect the interest animate animating arouse attract awaken brace brace up bracing bring forth bring out bring to light brisk brisken buck up call forth call out call up cheer chirk up compel concern cultivate deduce derive drag out draw forth draw out dynamize educe electrify elicit encourage energize enliven enlivening evoke excite excite interest exhilarate exhilarating exhilarative fascinate fillip fire force fortify foster fresh up freshen freshen up fuel galvanize get from get out of goad hearten impel incite increase induce inflame infuse life into inspire inspiring inspirit interest intoxicating invigorate invite involve in jazz up jolt kindle lively liven make sensitive motivate move move to action nourish obtain pep up perk up pick up pique procure promote prompt propel provocative provoke quicken quickening reanimate recreate refine refresh refreshen regale reinvigorate renew resuscitate revive revivify rouse rousing secure seminal sensibilize sensitize set in motion set up sharpen snap up spark spirit up spur stimulating stimulative stir stir up stirring suggestive summon forth summon up tantalize tickle titillate tonic vitalize vitalizing vivify wake up waken wangle wangle out of warm whet whip up winkle out worm out worm out of zip up