Déclinaison / Conjugueur latin
| SINGULIER |
| Nom. | Petraeus |
| Gen. | Petraei |
| Dat. | Petraeo |
| Acc. | Petraeum |
| Abl. | Petraeo |
| Voc. | Petraee |
| PLURIEL |
| Nom. | Petraei |
| Gen. | Petraeōrum |
| Dat. | Petraeis |
| Acc. | Petraeos |
| Abl. | Petraeis |
| Voc. | Petraei |
| SINGULIER |
| Nom. | Petraeă |
| Gen. | Petraeae |
| Dat. | Petraeae |
| Acc. | Petraeam |
| Abl. | Petraeā |
| Voc. | Petraeă |
| PLURIEL |
| Nom. | Petraeae |
| Gen. | Petraeārum |
| Dat. | Petraeis |
| Acc. | Petraeas |
| Abl. | Petraeis |
| Voc. | Petraeae |
| SINGULIER |
| Nom. | Petraeum |
| Gen. | Petraei |
| Dat. | Petraeo |
| Acc. | Petraeum |
| Abl. | Petraeo |
| Voc. | Petraeum |
| PLURIEL |
| Nom. | Petraea |
| Gen. | Petraeōrum |
| Dat. | Petraeis |
| Acc. | Petraea |
| Abl. | Petraeis | |