Déclinaison / Conjugueur latin
| SINGULIER |
| Nom. | Sigeius |
| Gen. | Sigeii |
| Dat. | Sigeio |
| Acc. | Sigeium |
| Abl. | Sigeio |
| Voc. | Sigeie |
| PLURIEL |
| Nom. | Sigeii |
| Gen. | Sigeiōrum |
| Dat. | Sigeiis |
| Acc. | Sigeios |
| Abl. | Sigeiis |
| Voc. | Sigeii |
| SINGULIER |
| Nom. | Sigeiă |
| Gen. | Sigeiae |
| Dat. | Sigeiae |
| Acc. | Sigeiam |
| Abl. | Sigeiā |
| Voc. | Sigeiă |
| PLURIEL |
| Nom. | Sigeiae |
| Gen. | Sigeiārum |
| Dat. | Sigeiis |
| Acc. | Sigeias |
| Abl. | Sigeiis |
| Voc. | Sigeiae |
| SINGULIER |
| Nom. | Sigeium |
| Gen. | Sigeii |
| Dat. | Sigeio |
| Acc. | Sigeium |
| Abl. | Sigeio |
| Voc. | Sigeium |
| PLURIEL |
| Nom. | Sigeia |
| Gen. | Sigeiōrum |
| Dat. | Sigeiis |
| Acc. | Sigeia |
| Abl. | Sigeiis | |