| Sg. Indef. | gramm |
| Sg. Def. | grammið |
| Pl. Indef. | grömm |
| Pl. Def. | grömmin |
| Sg. Indef. | gramms |
| Sg. Def. | grammsins |
| Pl. Indef. | gramma |
| Pl. Def. | grammanna |
| Sg. Indef. | grammi |
| Sg. Def. | gramminu |
| Pl. Indef. | grömmum |
| Pl. Def. | grömmunum |
| Sg. Indef. | gramm |
| Sg. Def. | grammið |
| Pl. Indef. | grömm |
| Pl. Def. | grömmin |