Synonyms and related words :
accelerate, aggravate, animate, arouse, beef up, blow up, complicate, concentrate, condense, consolidate, deepen, double, dynamize, electrify, energize, enhance, enliven, exacerbate, exaggerate, exhilarate, fillip, fire, galvanize, hearten, heat up, heighten, hop up, hot up, inflame, infuse life into, intensify, invigorate, key up, kindle, liven, magnify, make complex, pep up, perk up, pick up, pique, provoke, quicken, ramify, redouble, reinforce, renew, resuscitate, revive, rouse, sharpen, snap up, soup up, step up, stimulate, strengthen, triple, vitalize, warm, whet, zip up