One of the mysteries of the English language finally explained.
shrewd, astute, sharp, sharp-witted, discerning, acute, penetrating, discriminating, perceptive, perspicacious, clever, intelligent, wise, sagacious, sensible, judicious, circumspect, careful, prudent, cautious
cunning, crafty, wily, artful, calculating
informal on the ball, smart, savvy
British informal suss, sussed
Northern English Scottish informal pawky
North American informal heads-up, as sharp as a tack, whip-smart
rare long-headed, sapient, argute
In this article we explore how to impress employers with a spot-on CV.