Innra-Sandfellnafnorð hvorugkyn · ÖrnefniFallbeygingarEt.eintalaFt.fleirtalaEintalaNf.nefnifallInnra-SandfellÞf.þolfallInnra-SandfellÞgf.þágufallInnra-SandfelliEf.eignarfallInnra-Sandfells