| Nominative | joint |
| Genitive | jointa |
| Dative | jointowi |
| Accusative | joint; jointa |
| Instrumental | jointem |
| Locative | joincie |
| Vocative | joincie |
| Nominative | jointy |
| Genitive | jointów |
| Dative | jointom |
| Accusative | jointy |
| Instrumental | jointami |
| Locative | jointach |
| Vocative | jointy |