| Answer | Crossword Clue |
|---|---|
| variolas | VARIOLA, smallpox (a virus disease) |
| varioloid | a disease resembling variola, smallpox |
| varioloids | VARIOLOID, a disease resembling variola, smallpox |
| smallpoxes | SMALLPOX, a virus disease |
| variola | smallpox (a virus disease) |
| variolar | pertaining to variolas (smallpox (a virus disease)) |
| cowpox | eruptive disease appearing on the teats and udders of cows, in which small pustules form that contain a virus used in the vaccination of humans against smallpox |
