| astringent(adjective, sharp, unpleasant, bitter, sour) |
| bad(adjective, sharp, unpleasant, bitter, sour) |
| biting(adjective, sharp, unpleasant, bitter, sour) |
| bitter(adjective, sharp, unpleasant, sour, musty) |
| briny(adjective, sharp, unpleasant, bitter, sour) |
| caustic(adjective, sharp, unpleasant, bitter, sour) |
| citric |
| crabbed |
| curdled(adjective, sharp, unpleasant, bitter, sour) |
| cutting(adjective, sharp, unpleasant, bitter, sour) |
| fermented(adjective, sharp, unpleasant, bitter, sour) |
| keen(adjective, sharp, unpleasant, bitter, sour) |
| musty(adjective, sharp, unpleasant, bitter, sour) |
| peppery(adjective, sharp, unpleasant, bitter, sour) |
| pickled |
| piquant(adjective, sharp, unpleasant, bitter, sour) |
| querulous |
| rancid(adjective, sharp, unpleasant, bitter, sour) |
| salty(adjective, sharp, unpleasant, bitter, sour) |
| sec |