| Singular | Plural | |
|---|---|---|
| Nominativ | polonus, testimonus, assensionus, onus, contionus, onusque, lingonus, onussignis, mansionus | onera, oneraque |
| Genitiv | oneris | onerium, onerum |
| Dativ | occasionere, onerique, onere, oneri | oneribus |
| Akkusativ | mansionus, polonus, testimonus, assensionus, onus, contionus, onusque, lingonus, onussignis | onera, oneraque |
| Ablativ | occasionere, onere | oneribus |
| Vokativ | polonus, testimonus, assensionus, onus, contionus, onusque, lingonus, onussignis, mansionus | onera, oneraque |