Déclinaison / Conjugueur latin
| SINGULIER |
| Nom. | Thucydidius |
| Gen. | Thucydidii |
| Dat. | Thucydidio |
| Acc. | Thucydidium |
| Abl. | Thucydidio |
| Voc. | Thucydidie |
| PLURIEL |
| Nom. | Thucydidii |
| Gen. | Thucydidiōrum |
| Dat. | Thucydidiis |
| Acc. | Thucydidios |
| Abl. | Thucydidiis |
| Voc. | Thucydidii |
| SINGULIER |
| Nom. | Thucydidiă |
| Gen. | Thucydidiae |
| Dat. | Thucydidiae |
| Acc. | Thucydidiam |
| Abl. | Thucydidiā |
| Voc. | Thucydidiă |
| PLURIEL |
| Nom. | Thucydidiae |
| Gen. | Thucydidiārum |
| Dat. | Thucydidiis |
| Acc. | Thucydidias |
| Abl. | Thucydidiis |
| Voc. | Thucydidiae |
| SINGULIER |
| Nom. | Thucydidium |
| Gen. | Thucydidii |
| Dat. | Thucydidio |
| Acc. | Thucydidium |
| Abl. | Thucydidio |
| Voc. | Thucydidium |
| PLURIEL |
| Nom. | Thucydidia |
| Gen. | Thucydidiōrum |
| Dat. | Thucydidiis |
| Acc. | Thucydidia |
| Abl. | Thucydidiis | |