| Answer | Crossword Clue |
|---|---|
| YEAR | Part of a lustrum. |
| QUINQUENNIAL | Of a lustrum |
| lustra | LUSTRUM, a ceremonial purification of the people in ancient Rome |
| lustrums | LUSTRUM, a ceremonial purification of the people in ancient Rome |
| lustral | pertaining to a lustrum (a ceremonial purification of the people in ancient Rome) |
| FIVE | Years in a lustrum. |
| YEARS | The five in a lustrum |
| YEARS | There are five in a lustrum |
