| Nominativ | ferruginus, ferrugina, ferruginum, ferruginus, ferrugina, ferruginum | ferrugini, ferruginae, ferrugina, ferruginae, ferrugini, ferrugina |
| Genitiv | ferrugini, ferruginae, ferrugini, ferrugini, ferruginae, ferrugini | ferruginorum, ferruginorum, ferruginarum, ferruginorum, ferruginorum, ferruginarum |
| Dativ | ferruginae, ferrugino, ferrugino, ferruginae, ferrugino, ferrugino | ferruginis, verruginis, ferruginis |
| Akkusativ | ferruginum, ferruginum, ferruginam, ferruginum, ferruginum, ferruginam | ferrugina, ferruginos, ferruginas, ferrugina, ferruginos, ferruginas |
| Ablativ | ferrugino, ferrugina, ferrugino, ferrugino, ferrugina, ferrugino | ferruginis, verruginis, ferruginis |
| Vokativ | ferrugine, ferruginum, verrugine, ferrugina, ferruginum, ferrugine, ferrugina | ferrugina, ferrugini, ferruginae, ferrugina, ferruginae, ferrugini |
