| Nominative | pędruś |
| Genitive | pędrusia |
| Dative | pędrusiowi |
| Accusative | pędrusia |
| Instrumental | pędrusiem |
| Locative | pędrusiu |
| Vocative | pędrusiu |
| Nominative | pędrusie |
| Genitive | pędrusi |
| Dative | pędrusiom |
| Accusative | pędrusie |
| Instrumental | pędrusiami |
| Locative | pędrusiach |
| Vocative | pędrusie |