| Sg. Indef. | armur |
| Sg. Def. | armurinn |
| Pl. Indef. | armar |
| Pl. Def. | armarnir |
| Sg. Indef. | arms |
| Sg. Def. | armsins |
| Pl. Indef. | arma |
| Pl. Def. | armanna |
| Sg. Indef. | armi |
| Sg. Def. | arminum |
| Pl. Indef. | örmum |
| Pl. Def. | örmunum |
| Sg. Indef. | arm |
| Sg. Def. | arminn |
| Pl. Indef. | arma |
| Pl. Def. | armana |