Déclinaison / Conjugueur latin
| SINGULIER |
| Nom. | thalassios |
| Gen. | thalassii |
| Dat. | thalassio |
| Acc. | thalassion |
| Abl. | thalassio |
| Voc. | thalassie |
| PLURIEL |
| Nom. | thalassii |
| Gen. | thalassiōrum |
| Dat. | thalassiis |
| Acc. | thalassios |
| Abl. | thalassiis |
| Voc. | thalassii |
| SINGULIER |
| Nom. | thalassiă |
| Gen. | thalassiae |
| Dat. | thalassiae |
| Acc. | thalassiam |
| Abl. | thalassiā |
| Voc. | thalassiă |
| PLURIEL |
| Nom. | thalassiae |
| Gen. | thalassiārum |
| Dat. | thalassiis |
| Acc. | thalassias |
| Abl. | thalassiis |
| Voc. | thalassiae |
| SINGULIER |
| Nom. | thalassion |
| Gen. | thalassii |
| Dat. | thalassio |
| Acc. | thalassion |
| Abl. | thalassio |
| Voc. | thalassion |
| PLURIEL |
| Nom. | thalassia |
| Gen. | thalassiōrum |
| Dat. | thalassiis |
| Acc. | thalassia |
| Abl. | thalassiis | |