quicken1 of 1verb/ˈkwɪkən/Forms:quickens,quickening,quickened,quickened1to speed up or accelerateSynonyms: speedacceleratespeed upAntonyms: decelerate2give new life or energy toSynonyms: vivifyanimaterevivereanimaterevivifyrenovaterecreaterepair3show signs of life4give life or energy toSynonyms: invigorate5make keen or more acuteSynonyms: whet