shrewd Synonyms

astute acute calculative sagacious subtle conniving scheming penetrating keen sharp discerning calculating artful shifty slick slippery prescient sly sensible smart sneaky sophisticated sound strategic sharp-witted probing resourceful retiary rational sage sane quick-witted saucisson quick prudent provident sapient subtile tactical knowledgeable long-haired long-headed machiavellian cagey cagy cunningham down-to-earth insightful opportunistic razor sharp