| Nominativ | consubstantialitas | consubstantialitates |
| Genitiv | consubstantialitatis | consubstantialitatium, consubstantialitatum |
| Dativ | consubstantialitate, consubstantialitati | consubstantialitatibus |
| Akkusativ | consubstantialitatem | consubstantialitatis, consubstantialitates |
| Ablativ | consubstantialitate | consubstantialitatibus |
| Vokativ | consubstantialitas | consubstantialitates |
