| Sg. Indef. | err |
| Sg. Def. | errið |
| Pl. Indef. | err |
| Pl. Def. | errini |
| Sg. Indef. | ers |
| Sg. Def. | ersins |
| Pl. Indef. | erra |
| Pl. Def. | erranna |
| Sg. Indef. | erri |
| Sg. Def. | errinum |
| Pl. Indef. | errum |
| Pl. Def. | errunum |
| Sg. Indef. | err |
| Sg. Def. | errið |
| Pl. Indef. | err |
| Pl. Def. | errini |