Deklinationen
| Singular | Plural | |
|---|---|---|
| Nominativ | singular sg rudus | plural pl rudera |
| Genitiv | singular sg ruderis | plural pl ruderum |
| Dativ | singular sg ruderi | plural pl ruderibus |
| Akkusativ | singular sg rudus | plural pl rudera |
| Ablativ | singular sg rudere | plural pl ruderibus |
| Vokativ | singular sg rudus | plural pl rudera |