| Answer | Crossword Clue |
|---|---|
| EPIDEMIC | Serious flu outbreak, e.g. |
| EPIDEMIC | Flu outbreak, e.g. |
| AILMENT | Flu, e.g. |
| ILLNESS | Flu, e.g. |
| INJ | Flu shot, e.g. |
| INOCULA | Flu vaccines, e.g. |
| ILL | Having the flu, e.g. |
| AILS | Has the flu, e.g. |
| LAIDUP | Down with the flu, e.g. |
| AIL | Have a touch of the flu, e.g. |
