| SG | PL | |
| NOM | GÉŠPUš (rule) | GÉŠPUeš (rule) |
| ACC | GÉŠPUn (rule) | ? (rule) |
| GEN | GÉŠPUaš (rule) | GÉŠPUš (rule) |
| DAT | GÉŠPUi (rule) | GÉŠPUaš (rule) |
| LOC | GÉŠPUi (rule) | GÉŠPUaš (rule) |
| ALL | GÉŠPUa (rule) | ? (rule) |
| ERG | GÉŠPUanza (rule) | GÉŠPUanteš (rule) |
| ABL | GÉŠPUz (rule) | |
| INS | GÉŠPU-it (rule) |