| Answer | Crossword Clue |
|---|---|
| FOG | Visibility impairer |
| HAZE | Visibility impairer |
| FOG | Ship's visibility impairer |
| DAMAGER | Impairer. |
| GLAUCOMA | Eyesight impairer |
| FOG | Vision impairer |
| HARDPAN | Drainage impairer |
| impairers | IMPAIRER, one that impairs (to damage or weaken, also PAIRE) |
