Déclinaison / Conjugueur latin
| SINGULIER |
| Nom. | Achaemenius |
| Gen. | Achaemenii |
| Dat. | Achaemenio |
| Acc. | Achaemenium |
| Abl. | Achaemenio |
| Voc. | Achaemenie |
| PLURIEL |
| Nom. | Achaemenii |
| Gen. | Achaemeniōrum |
| Dat. | Achaemeniis |
| Acc. | Achaemenios |
| Abl. | Achaemeniis |
| Voc. | Achaemenii |
| SINGULIER |
| Nom. | Achaemeniă |
| Gen. | Achaemeniae |
| Dat. | Achaemeniae |
| Acc. | Achaemeniam |
| Abl. | Achaemeniā |
| Voc. | Achaemeniă |
| PLURIEL |
| Nom. | Achaemeniae |
| Gen. | Achaemeniārum |
| Dat. | Achaemeniis |
| Acc. | Achaemenias |
| Abl. | Achaemeniis |
| Voc. | Achaemeniae |
| SINGULIER |
| Nom. | Achaemenium |
| Gen. | Achaemenii |
| Dat. | Achaemenio |
| Acc. | Achaemenium |
| Abl. | Achaemenio |
| Voc. | Achaemenium |
| PLURIEL |
| Nom. | Achaemenia |
| Gen. | Achaemeniōrum |
| Dat. | Achaemeniis |
| Acc. | Achaemenia |
| Abl. | Achaemeniis | |