| Nominative | cracker |
| Genitive | crackeru; crackera |
| Dative | crackeru; crackerovi |
| Accusative | cracker; crackera |
| Vocative | crackere |
| Locative | crackeru; crackerovi |
| Instrumental | crackerem |
| Nominative | crackery; crackeři |
| Genitive | crackerů |
| Dative | crackerům |
| Accusative | crackery |
| Vocative | crackery; crackeři |
| Locative | crackerech |
| Instrumental | crackery |