| Nominativ | pater, pateraeque, patriapater, paterculo, paterfacere, paterfamiliae, paterfamilias, antipater, paterfecisset, paterque | patres, patresque |
| Genitiv | patris, patrisfamilias, patrisque, patrissimus | patrum, antipatrum, filiaepatrum, patrumque, patrium, patriumque |
| Dativ | patri, patricibus, pathre, patriaeque, patricoles, patre, patrinem, patribul, patrioris, patribule, patrique, antipatri | patribus, patribusque |
| Akkusativ | patrem, patremfamilias, patremque | patres, patresque |
| Ablativ | pathre, patre | patribus, patribusque |
| Vokativ | paterque, pater, pateraeque, patriapater, paterculo, paterfacere, paterfamiliae, paterfamilias, antipater, paterfecisset | patres, patresque |
