| Nominative | rezun |
| Genitive | rezuna |
| Dative | rezunowi |
| Accusative | rezuna |
| Instrumental | rezunem |
| Locative | rezunie |
| Vocative | rezunie |
| Nominative | rezuni; rezunowie; rezuny |
| Genitive | rezunów |
| Dative | rezunom |
| Accusative | rezunów |
| Instrumental | rezunami |
| Locative | rezunach |
| Vocative | rezuni; rezunowie; rezuny |