Déclinaison / Conjugueur latin
| SINGULIER |
| Nom. | psithius |
| Gen. | psithii |
| Dat. | psithio |
| Acc. | psithium |
| Abl. | psithio |
| Voc. | psithie |
| PLURIEL |
| Nom. | psithii |
| Gen. | psithiōrum |
| Dat. | psithiis |
| Acc. | psithios |
| Abl. | psithiis |
| Voc. | psithii |
| SINGULIER |
| Nom. | psithiă |
| Gen. | psithiae |
| Dat. | psithiae |
| Acc. | psithiam |
| Abl. | psithiā |
| Voc. | psithiă |
| PLURIEL |
| Nom. | psithiae |
| Gen. | psithiārum |
| Dat. | psithiis |
| Acc. | psithias |
| Abl. | psithiis |
| Voc. | psithiae |
| SINGULIER |
| Nom. | psithium |
| Gen. | psithii |
| Dat. | psithio |
| Acc. | psithium |
| Abl. | psithio |
| Voc. | psithium |
| PLURIEL |
| Nom. | psithia |
| Gen. | psithiōrum |
| Dat. | psithiis |
| Acc. | psithia |
| Abl. | psithiis | |