What's a word to describe someone who thinks quick?

Solution 1:

Choose one:

  • sharp-witted
  • quick-thinking
  • acute
  • alert
  • astute
  • bright
  • clever
  • intelligent
  • keen
  • nimble
  • on the ball
  • perceptive
  • quick
  • quick-witted
  • savvy
  • sharp
  • shrewd
  • smart