| Singular | Plural | |
|---|---|---|
| Nominativ | pigrities, pigrities | pigrities, pigrities |
| Genitiv | pigritie, pigritie, pigritiei, pigritiei | pigritierum, pigritierum |
| Dativ | pigritii, pigritii, pigritie, pigritie, pigritiei, pigritiei | pigritiebus, pigritiebus |
| Akkusativ | pigritiem, pigritiem | pigrities, pigrities |
| Ablativ | pigritie, pigritie | pigritiebus, pigritiebus |
| Vokativ | pigrities, pigrities | pigrities, pigrities |