| Clue | Source | Date |
|---|---|---|
| Viral infection spread by mosquitoes | The Guardian Quick | 08 Feb 2024 |
| Died out essentially through mutated gene disease (6) | ||
| Mosquito-borne fever | The Times Concise | 30 Jul 2018 |
| Infectious disease | Canadiana | 06 Jun 2016 |
| Tropical disease | Wall Street Journal | 22 May 2015 |
| Tropical disease | ||
| Mosquito-borne fever | ||
| Mosquito-borne fever | ||
| ___ fever (tropical ailment) | ||
| Tropic malady. | ||
| Breakbone fever. | ||
| Tropical malady. | ||
| Pacific island fever. |