| acidulated(adjective, sharp, unpleasant, bitter, sour) |
| astringent(adjective, sharp, unpleasant, bitter, sour) |
| rancid(adjective, sharp, unpleasant, bitter, sour) |
| bad(adjective, sharp, unpleasant, bitter, sour) |
| biting(adjective, sharp, unpleasant, bitter, sour) |
| briny(adjective, sharp, unpleasant, bitter, sour) |
| caustic(adjective, sharp, unpleasant, bitter, sour) |
| crabbed |
| curdled(adjective, sharp, unpleasant, bitter, sour) |
| currish |
| cutting(adjective, sharp, unpleasant, bitter, sour) |
| disagreeable |
| fermented(adjective, sharp, unpleasant, bitter, sour) |
| green(adjective, sharp, unpleasant, bitter, sour) |
| gruff |
| keen(adjective, sharp, unpleasant, bitter, sour) |
| lemony |
| musty(adjective, sharp, unpleasant, bitter, sour) |
| peevish |
| peppery(adjective, sharp, unpleasant, bitter, sour) |