| sharp(adjective, feeling, understanding, strong, smooth) |
| keen(adjective, feeling, understanding, strong, great) |
| intense(adjective, strong, great, severe, sharp) |
| piercing(adjective, music, feeling, strong, severe) |
| severe(adjective, strong, great, severe, sharp) |
| penetrating(adjective, understanding, strong, keen, sharp) |
| intelligent(adjective, smooth, keen, sharp, obscure) |
| astute(adjective, understanding, smooth, keen, sharp) |
| perceptive(adjective, understanding, strong, smooth, keen) |
| smart(adjective, feeling, smooth, keen, sharp) |
| discerning(adjective, understanding, smooth, keen, sharp) |
| shrewd(adjective, smooth, keen, sharp, smart) |
| clever(adjective, smooth, keen, sharp, smart) |
| critical(adjective, severe, sharp, obscure, harsh) |
| extreme(adjective, strong, great, severe, sharp) |
| perspicacious(adjective, understanding, keen, sharp, smart) |
| cutting(verb, adjective, feeling, strong, severe) |
| incisive(adjective, feeling, understanding, strong, keen) |
| pointed(adjective, strong, severe, keen, sharp) |
| excruciating(adjective, strong, severe, sharp, pain) |