| Nominativ | rugosus, rugosus, rugosa, rugosa, rugosum, rugosum | rugosae, rugosi, rugosa, rugosi, rugosa, rugosae |
| Genitiv | rugosae, rugosi, rugosi, rugosi, rugosi, rugosae | rugosarum, rugosarum, rugosorum, rugosorum, rugosorum, rugosorum |
| Dativ | rugosae, rugoso, rugoso, rugoso, rugoso, rugosoque, rugosoque, rugosae | rugosis, rugosis, rugosisque |
| Akkusativ | rugosum, rugosam, rugosam, rugosum, rugosum, rugosum | rugosas, rugosas, rugosos, rugosos, rugosa, rugosa |
| Ablativ | rugoso, rugoso, rugoso, rugoso, rugosoque, rugosoque, rugosa, rugosa | rugosisque, rugosis, rugosis |
| Vokativ | rugose, rugose, rugosa, rugosa, rugosum, rugosum | rugosae, rugosae, rugosi, rugosa, rugosi, rugosa |
