| curdled(adjective, sharp, unpleasant, bitter, sour) |
| cutting(adjective, sharp, unpleasant, bitter, critical) |
| fermented(adjective, sharp, unpleasant, bitter, sour) |
| green(adjective, sharp, unpleasant, bitter, sour) |
| keen(adjective, sharp, unpleasant, bitter, sour) |
| musty(adjective, sharp, unpleasant, bitter, sour) |
| peppery(adjective, sharp, unpleasant, bitter, sour) |
| piquant(adjective, sharp, unpleasant, bitter, critical) |
| pungent(adjective, sharp, unpleasant, bitter, critical) |
| rancid(adjective, sharp, unpleasant, bitter, sour) |
| salty(adjective, sharp, unpleasant, bitter, sour) |
| sharp(adjective, unpleasant, bitter, sour, caustic) |
| soured(adjective, sharp, unpleasant, bitter, sour) |
| sourish(adjective, sharp, unpleasant, bitter, sour) |
| stinging(adjective, sharp, unpleasant, bitter, sour) |
| turned(adjective, sharp, unpleasant, bitter, sour) |
| unpleasant(adjective, sharp, bitter, critical, unkind) |
| unripe(adjective, sharp, unpleasant, bitter, sour) |
| unsavory(adjective, sharp, unpleasant, bitter, sour) |
| unwholesome(adjective, sharp, unpleasant, bitter, sour) |