| Singular | Plural | |
|---|---|---|
| Nominativ | casus, casusque | casus, casusque, casuus |
| Genitiv | casus, casusque | casuum |
| Dativ | casui | casibus, casibusque, casubus |
| Akkusativ | aucasum, casum, casumque | casuus, casus, casusque |
| Ablativ | casuque, casu, casusue, casuoccucurrisse | casibus, casibusque, casubus |
| Vokativ | casus, casusque | casuus, casus, casusque |