| Sg | Pl | |
| Nom | mjölleyfi | mjölleyfar (rule) |
| Acc | mjölleyfa (rule) | mjölleyfa (rule) |
| Dat | mjölleyfa (rule) | mjölleyfum (rule) |
| Gen | mjölleyfa (rule) | mjölleyfa (rule) |
| Sg | Pl | |
| Nom | ? (rule) | ? (rule) |
| Acc | ? (rule) | ? (rule) |
| Dat | ? (rule) | mjölleyfunum (rule) |
| Gen | ? (rule) | ? (rule) |