Déclinaison / Conjugueur latin
| SINGULIER |
| Nom. | perpetualis |
| Gen. | perpetualis |
| Dat. | perpetuali |
| Acc. | perpetualem |
| Abl. | perpetuali |
| Voc. | perpetualis |
| PLURIEL |
| Nom. | perpetuales |
| Gen. | perpetualĭum |
| Dat. | perpetualĭbus |
| Acc. | perpetuales |
| Abl. | perpetualĭbus |
| Voc. | perpetuales |
| SINGULIER |
| Nom. | perpetualis |
| Gen. | perpetualis |
| Dat. | perpetuali |
| Acc. | perpetualem |
| Abl. | perpetuali |
| Voc. | perpetualis |
| PLURIEL |
| Nom. | perpetuales |
| Gen. | perpetualĭum |
| Dat. | perpetualĭbus |
| Acc. | perpetuales |
| Abl. | perpetualĭbus |
| Voc. | perpetuales |
| SINGULIER |
| Nom. | perpetuale |
| Gen. | perpetualis |
| Dat. | perpetuali |
| Acc. | perpetuale |
| Abl. | perpetuali |
| Voc. | perpetuale |
| PLURIEL |
| Nom. | perpetualĭa |
| Gen. | perpetualĭum |
| Dat. | perpetualĭbus |
| Acc. | perpetualĭa |
| Abl. | perpetualĭbus | |