| analytic(logical, psychic, clairvoyant, telekinetic, systematic) |
| analytical(adjective, severe, sharp, harsh, critical) |
| apperceptive(perceptive, observant, insightful) |
| awake(understanding, sharp, smart, sensitive, shrewd) |
| below zero(expression, cool, severe, keen, sharp) |
| bleak(adjective, cool, severe, keen, sharp) |
| boreal(adjective, cool, severe, keen, sharp) |
| brilliant(adjective, sharp, smart, bright, sensitive) |
| brisk(adjective, cool, severe, keen, sharp) |
| brumal(adjective, cool, severe, keen, sharp) |
| chilling |
| clear-cut(adjective, sharp, powerful, unkind, cutting) |
| comprehending(verb, correct, smart, bright, alert) |
| cool(adjective, severe, keen, sharp, intense) |
| corrosive |
| cunning(sharp, smart, intelligent, clever, astute) |
| deafening |
| devastating |
| earsplitting(adjective, sharp, intense, loud, piercing) |
| edged(adjective, strong, sharp, intense, powerful) |