| Nominative | chrbát |
| Genitive | chrbtu; chrbta; chrbáta |
| Dative | chrbátu; chrbtu |
| Accusative | chrbát |
| Locative | chrbte; chrbáte; chrbtu |
| Instrumental | chrbátom; chrbtom |
| Nominative | chrbáty; chrbty |
| Genitive | chrbtov; chrbátov |
| Dative | chrbátom; chrbtom |
| Accusative | chrbáty; chrbty |
| Locative | chrbátoch; chrbtoch |
| Instrumental | chrbtami; chrbátmi |