| SG | PL | |
| NOM | ḫaššāš (rule) | ḫaššāeš (rule) |
| ACC | ḫaššān (rule) | ? (rule) |
| GEN | ḫaššāaš (rule) | ḫaššāš (rule) |
| DAT | ḫaššāi (rule) | ḫaššāaš (rule) |
| LOC | ḫaššī (rule) | ḫaššāaš (rule) |
| ALL | ḫaššāa (rule) | ? (rule) |
| ERG | ḫaššāanza (rule) | ḫaššāanteš (rule) |
| ABL | ḫaššāz (rule) | |
| INS | ḫaššāt (rule) |