#1 quicken v. [accelerate, speed up, speed] move faster; "The car accelerated". wn
#2 quicken v. [whet] make keen or more acute; "whet my appetite". wn
#3 quicken v. [invigorate] give life or energy to; "The cold water invigorated him". wn
#4 quicken v. show signs of life; "the fetus quickened". wn
#5 quicken v. [animate, recreate, reanimate, revive, renovate, repair, vivify, revivify] give new life or energy to; "A hot soup will revive me"; "This will renovate my spirits"; "This treatment repaired my health". wn
vizzz