| Answer | Crossword Clue |
|---|---|
| ERAS | Historical epochs. |
| ERAS | Epochs |
| AGES | Epochs |
| ERAS | Epochs. |
| AGES | Epochs. |
| EPOCAS | Epochs: Sp. |
| AEONS | Epochs unlimited |
| ERAS | Groups of epochs |
| EON | Many, many epochs |
| AEON | Epochs upon epochs |
| AEON | Many, many epochs |
| AEONS | Epochs upon epochs |
| EONS | Epochs and epochs |
| EOCENE | One of the epochs |
