1. (v.) To make alive; to vivify; to revive or resuscitate, as from death or an inanimate state; hence, to excite; to, stimulate; to incite.

2. (v.) To make lively, active, or sprightly; to impart additional energy to; to stimulate; to make quick or rapid; to hasten; to accelerate; as, to quicken one's steps or thoughts; to quicken one's departure or speed.

3. (v.) To shorten the radius of (a curve); to make (a curve) sharper; as, to quicken the sheer, that is, to make its curve more pronounced.

4. (v. i.) To come to life; to become alive; to become vivified or enlivened; hence, to exhibit signs of life; to move, as the fetus in the womb.

5. (v. i.) To move with rapidity or activity; to become accelerated; as, his pulse quickened.

accelerate activate actuate advance advantage aid animate arouse awake awaken be begotten be born be incarnated boost brace brace up breathe life into bring into being bring into existence bring to life brisk brisken buck up bundle bustle call into being call into existence cheer chirk up clear the way come alive come into being come into existence come to come to life conceive conduce to contribute to crack on crowd cultivate dispatch drive on dynamize ease electrify encourage endow with life energize enliven excite exhilarate expedite explain facilitate favor fillip fire fortify forward fresh up freshen freshen up further gain ground galvanize give birth give life to goad grease grease the ways grease the wheels haste hasten hasten on hearten help along hie on hurry hurry along hurry on hurry up hustle hustle up induce inflame infuse life into inspirit invigorate jazz up kindle lend wings to live again liven loose lubricate make clear make for make sensitive make way for motivate move oil open the throttle open the way open up pave the way pep up perk up pick up pick up speed pique precipitate prepare the way press promote provoke push push forward push on push through put forward put on put on steam race railroad through reanimate recreate refine refresh refreshen regale reinvigorate remove friction renew resurge resuscitate return to life rev revive revivify rise again rouse run interference for rush rush along see the light sensibilize sensitize set forward set up shake up sharpen simplify smooth smooth the way snap up soap the ways spark speed speed along speed up spur stampede step on it step up stimulate stir unbar unblock unclog unjam urge vitalize vivify wake warm whet whip whip along zip up