| Sour |
| Tart |
| Harsh |
| Acidic |
| Pungent |
| Caustic |
| Biting. |
| Acerbic |
| Stinging |
| Sardonic |
| Sharp ___ |
| Vitriolic |
| Corrosive |
| Sarcastic |
| Astringent |
| Irritating |
| Bitter ___ |
| Eye-burning |
| Very bitter |
| Bad-smelling |
| Like garbage |
| Very caustic |
| Eye-stinging |
| Very pungent |
| Nose-burning |
| Sharp-tasting |
| Deeply bitter |
| Nasty-tasting |
| Nose-stinging |
| Vile-smelling |
| Sour-smelling |
| Foul-smelling |
| Bitter tasting |
| Sharply bitter |
| Bitter (taste) |
| Bitter; biting |
| Harshly bitter |
| Bitterly angry |
| Nasty-smelling |
| Harsh-smelling |
| Sharp-smelling |
| Bitter in taste |
| Somewhat bitter |
| Pungent-tasting |
| Bitter-smelling |
| Sharp and bitter |
| Hard on the nose |
| Harsh (of taste) |
| Metallic-tasting |
| Pungent to taste |
| Sharp — biting |
| Sharply stinging |
| Strongly pungent |
| Strong and sharp |
| Like thick smoke |
| Pungent-smelling |
| Bitterly pungent |
| Deeply irritating |
| Pungently odorous |
| Tough on the nose |
| Harsh to the taste |
| Like dogbane juice |
| Like pungent fumes |
| Unpleasantly sharp |
| Offensive, in a way |
| Biting to the taste |
| Excessively caustic |
| Offensively pungent |
| Sarcastic in speech |
| Tart, and then some |
| Like burning rubber |
| Unpleasantly bitter |
| Exceedingly caustic |
| Sharp on the tongue |
| Like ammonia's scent |
| Like ammonia's smell |
| Having a sharp taste |
| Unpleasantly pungent |
| Stinging to the taste |
| Having a burning smell |
| Unpleasant to the nose |
| Like a skunk's defense |
| Irritating to the nose |
| Like many volcanic fumes |
| Hard on the eyes and nose |
| Like burning rubber's smell |
| Not at all pleasant-tasting |
| Having a sharp, pungent smell |
| Having a bitter taste or smell |
| Like smoke from a burning tire |
| Unpleasantly sharp, as an odor |
| Strong and pungent, as an odor |
| Like the smell of burning tires |
| Like the smell of burning rubber |
| Like the smell of burning plastic |