| Nominativ | inconstabilitus, inconstabilita, inconstabilitum | inconstabiliti, inconstabilita, inconstabilitae |
| Genitiv | inconstabiliti, inconstabiliti, inconstabilitae | inconstabilitorum, inconstabilitorum, inconstabilitarum |
| Dativ | inconstabilito, inconstabilito, inconstabilitae | inconstabilitis |
| Akkusativ | inconstabilitum, inconstabilitum, inconstabilitam | inconstabilita, inconstabilitos, inconstabilitas |
| Ablativ | inconstabilita, inconstabilito, inconstabilito | inconstabilitis |
| Vokativ | inconstabilite, inconstabilitum, inconstabilita | inconstabiliti, inconstabilita, inconstabilitae |
