| Rating | Solver | Clue |
|---|---|---|
| VIRULENT | Highly contagious | |
| FLUE | Highly contagious viral infection | |
| MEASLES | Highly contagious viral infection | |
| INFLUENZA | Highly contagious viral infection | |
| RINDERPEST | A highly contagious distemper or murrain, affecting neat cattle, and less commonly sheep and goats; -- called also cattle plague, Russian cattle plague, and steppe murrain. | |
| GLANDERS | A highly contagious and very destructive disease of horses, asses, mules, etc., characterized by a constant discharge of sticky matter from the... | |