| SgM | SgF | SgN | PlM | PlF | PlN | |
| Nom | yðarr | yður (rule) | yðart (rule) | yðarir (rule) | yðarar (rule) | yður (rule) |
| Acc | yðaran (rule) | yðara (rule) | yðart (rule) | yðara (rule) | yðarar (rule) | yður (rule) |
| Dat | yðurum (rule) | yðarri (rule) | yðru (rule) | yðurum (rule) | yðurum (rule) | yðurum (rule) |
| Gen | yðars (rule) | yðarrar (rule) | yðars (rule) | yðarra (rule) | yðarra (rule) | yðarra (rule) |