| Nominativ | permagnus, permagna, permagnus, permagna, permagnum, permagnum | permagni, permagni, permagna, permagna, permagnae, permagnae |
| Genitiv | permagni, permagni, permagni, permagni, permagnae, permagnae | permagnorum, permagnorum, permagnorum, permagnarum, permagnorum, permagnarum |
| Dativ | permagno, permagno, permagno, permagnae, permagnae, permagno | permagnis, permagnis |
| Akkusativ | permagnum, permagnum, permagnum, permagnam, permagnum, permagnam | permagnos, permagna, permagna, permagnas, permagnos, permagnas |
| Ablativ | permagno, permagno, permagna, permagna, permagno, permagno | permagnis, permagnis |
| Vokativ | permagna, permagna, permagnum, permagne, permagnum, permagne | permagni, permagni, permagna, permagna, permagnae, permagnae |
