| acerbic(adjective, attack, respect, sharp, bitter) |
| sour(adjective, sharp, bitter, sour, cutting) |
| acid(noun, adjective, attack, respect, severe) |
| acidulous(adjective, tart) |
| acrid(adjective, attack, respect, sharp, unpleasant) |
| sharp(adjective, attack, respect, severe, unpleasant) |
| tart(noun, adjective, sharp, unpleasant, bitter) |
| biting(adjective, attack, respect, sharp, unpleasant) |
| bitter(adjective, severe, sharp, unpleasant, sour) |
| caustic(adjective, attack, respect, sharp, unpleasant) |
| stinging(adjective, attack, respect, sharp, unpleasant) |
| acerb(adjective, sharp, harsh, unpleasant, bitter) |
| acidulent |
| astringent(adjective, attack, respect, sharp, unpleasant) |
| corrosive(adjective, attack, respect) |
| cutting(adjective, attack, respect, sharp, unpleasant) |
| pungent(adjective, attack, respect, sharp, unpleasant) |
| sarcastic |
| scathing(adjective, attack, respect) |
| vinegary(adjective, sharp, unpleasant, bitter, sour) |