| perspicacious(adjective, smart, intelligent, wise, perceptive) |
| acrimonious(adjective, mean, strong, severe, nasty) |
| classy(adjective, style, fine, smart, informal) |
| foxy(adjective, mean, smooth, keen, ability) |
| intense(adjective, strong, light, cool, severe) |
| distinct(noun, adjective, clear, correct, severe) |
| sensitive(adjective, understanding, open, keen, sharp) |
| violent(adjective, mean, strong, hard, tough) |
| brilliant(adjective, hard, light, cool, keen) |
| sour(adjective, strong, hard, severe, rough) |
| attentive(adjective, understanding, keen, bright, lively) |
| clear(noun, adjective, clear, light, correct) |
| discriminating(adjective, correct, keen, obscure, smart) |
| ingenious(adjective, mean, smooth, keen, smart) |
| strong(adjective, feeling, severe, fine, bright) |
| tricky(adjective, mean, smooth, keen, ability) |
| wily(adjective, smooth, ability, honest, dishonest) |
| brisk(adjective, cool, pleasant, severe, keen) |
| slick(adjective, mean, bad, cool, smooth) |
| snappy(adjective, style, strong, cool, severe) |