| Sg. Indef. | blak |
| Sg. Def. | blakið |
| Pl. Indef. | bløk |
| Pl. Def. | bløkini |
| Sg. Indef. | blaks |
| Sg. Def. | blaksins |
| Pl. Indef. | blaka |
| Pl. Def. | blakanna |
| Sg. Indef. | blaki |
| Sg. Def. | blakinum |
| Pl. Indef. | bløkum |
| Pl. Def. | bløkunum |
| Sg. Indef. | blak |
| Sg. Def. | blakið |
| Pl. Indef. | bløk |
| Pl. Def. | bløkini |