| Nominativ | libidinosus, libidinosa, libidinosum | libidinosae, libidinosi, libidinosa |
| Genitiv | libidinosi, libidinosi, libidinosae | libidinosarum, libidinosorum, libidinosorum |
| Dativ | libidinoso, libidinoso, libidinosae | libidinosissimas, libidinosissimi, libidinosissimum, libidinosis, libidinosissimae |
| Akkusativ | libidinosum, libidinosam, libidinosamque, libidinosum | lubidinosos, libidinosas, libidinosos, libidinosa |
| Ablativ | libidinoso, libidinoso, libidinosa | libidinosissimas, libidinosissimi, libidinosissimum, libidinosis, libidinosissimae |
| Vokativ | lubidinose, libidinose, libidinosa, libidinosum | libidinosae, libidinosi, libidinosa |
