| Answer | Crossword Clue |
|---|---|
| MILLENARY | A thousandth anniversary. |
| millenaries | A thousandth anniversary |
| millenary | A thousandth anniversary |
| bimillenaries | BIMILLENARY, a two thousandth anniversary |
| bimillenary | happening every two thousand years / a two thousandth anniversary |
| bimillenaries | A period of two thousand years or a two-thousandth anniversary |
| bimillenary | Of or relating to a period of two thousand years or a two-thousandth anniversary |
