Déclinaison / Conjugueur latin
| SINGULIER |
| Nom. | Sychaeus |
| Gen. | Sychaei |
| Dat. | Sychaeo |
| Acc. | Sychaeum |
| Abl. | Sychaeo |
| Voc. | Sychaee |
| PLURIEL |
| Nom. | Sychaei |
| Gen. | Sychaeōrum |
| Dat. | Sychaeis |
| Acc. | Sychaeos |
| Abl. | Sychaeis |
| Voc. | Sychaei |
| SINGULIER |
| Nom. | Sychaeă |
| Gen. | Sychaeae |
| Dat. | Sychaeae |
| Acc. | Sychaeam |
| Abl. | Sychaeā |
| Voc. | Sychaeă |
| PLURIEL |
| Nom. | Sychaeae |
| Gen. | Sychaeārum |
| Dat. | Sychaeis |
| Acc. | Sychaeas |
| Abl. | Sychaeis |
| Voc. | Sychaeae |
| SINGULIER |
| Nom. | Sychaeum |
| Gen. | Sychaei |
| Dat. | Sychaeo |
| Acc. | Sychaeum |
| Abl. | Sychaeo |
| Voc. | Sychaeum |
| PLURIEL |
| Nom. | Sychaea |
| Gen. | Sychaeōrum |
| Dat. | Sychaeis |
| Acc. | Sychaea |
| Abl. | Sychaeis | |