| Sg. Indef. | lakk |
| Sg. Def. | lakkið |
| Pl. Indef. | lökk |
| Pl. Def. | lökkin |
| Sg. Indef. | lakks |
| Sg. Def. | lakksins |
| Pl. Indef. | lakka |
| Pl. Def. | lakkanna |
| Sg. Indef. | lakki |
| Sg. Def. | lakkinu |
| Pl. Indef. | lökkum |
| Pl. Def. | lökkunum |
| Sg. Indef. | lakk |
| Sg. Def. | lakkið |
| Pl. Indef. | lökk |
| Pl. Def. | lökkin |