There are 14 words that start with 'archae'.
| archaea | archaeal |
| archaean | archaeon |
| archaeans | archaeology |
| archaeologies | archaeologist |
| archaeopteryx | archaebacteria |
| archaeological | archaeologists |
| archaebacterium | archaeopteryxes |
Note: These 14 words that start with 'archae' are found from the USA & Canada version of the tournament Scrabble word list.