| Sg | Pl | |
| Nom | vík | víkar (rule) |
| Acc | vík (rule) | víkar (rule) |
| Dat | vík (rule) | víkum (rule) |
| Gen | víkar (rule) | víka (rule) |
| Sg | Pl | |
| Nom | víkin (rule) | víkarnar (rule) |
| Acc | víkina (rule) | víkarnar (rule) |
| Dat | víkinni (rule) | víkunum (rule) |
| Gen | víkarinnar (rule) | víkanna (rule) |