| Answer | Crossword Clue |
|---|---|
| SERUM | Medical preventative |
| LEVEE | Flood preventative |
| RAIN | Water shortage preventative. |
| antifatigue | preventative of fatigue |
| preventatives | PREVENTATIVE, something intended to prevent |
| preventively | PREVENTIVE, serving to prevent also PREVENTATIVE |
| preventiveness | PREVENTIVE, serving to prevent also PREVENTATIVE |
| preventive | serving to prevent also PREVENTATIVE / something that prevents |
