Sandfellsjökullnafnorð karlkyn · ÖrnefniFallbeygingarEt.eintalaFt.fleirtalaEintalaNf.nefnifallSandfellsjökullÞf.þolfallSandfellsjökulÞgf.þágufallSandfellsjökliEf.eignarfallSandfellsjökuls