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