| keen(adjective, strong, sharp, unpleasant, powerful) |
| piquant(adjective, strong, sharp, unpleasant, powerful) |
| trenchant(adjective, attack, respect, nasty) |
| corrosive(adjective, attack, respect, bitter, consuming) |
| incisive |
| piercing(adjective, strong, sharp, property, powerful) |
| poignant(adjective, strong, sharp, harsh, powerful) |
| scathing(adjective, attack, respect) |
| venomous |
| mordacious(adjective, attack, respect, biting) |
| acidic(adjective, attack, respect, sharp, unpleasant) |
| acidulous |
| blistering |
| hot(adjective, strong, sharp, harsh, powerful) |
| spicy(adjective, strong, keen, sharp, powerful) |
| strong(powerful, spicy, pungency) |
| rough(adjective, hard, severe, sharp, flat) |
| irritating(adjective, sharp, harsh, bitter, sour) |
| severe(adjective, hard, sharp, flat, rough) |
| sulfurous |