Deklinationen
| Singular | Plural | |
|---|---|---|
| Nominativ | singular sg pthisis | plural pl pthises |
| Genitiv | singular sg pthisis | plural pl pthisium |
| Dativ | singular sg pthisi | plural pl pthisibus |
| Akkusativ | singular sg pthisem | plural pl pthises |
| Ablativ | singular sg pthise | plural pl pthisibus |
| Vokativ | singular sg pthisis | plural pl pthises |
