clear sighted

19 Moby Thesaurus words for "clear sighted":
      Argus-eyed, alert, alive, awake, cat-eyed, clear-eyed,
      clear-witted, clearheaded, eagle-eyed, eye-minded, farseeing,
      farsighted, ferret-eyed, hawk-eyed, on the ball, sharp-eyed,
      sharp-sighted, telescopic, wide-awake