| Answer | Crossword Clue |
|---|---|
| SOLAR | Like the Gregorian calendar |
| YEARZERO | It's skipped in the Gregorian calendar |
| LUNAR | Like the Muslim calendar |
| LUNAR | Like the Vietnamese calendar |
| LUNAR | Like the Islamic calendar |
| SOLAR | Like the Julian calendar |
| LUNAR | Like the Roman calendar |
| JEWISH | Like the calendar established by Hillel II |
| AZTEC | Like the calendar stone called the Sun Stone |
