Heinabergsjökullnafnorð karlkyn · ÖrnefniFallbeygingarEt.eintalaFt.fleirtalaEintalaNf.nefnifallHeinabergsjökullÞf.þolfallHeinabergsjökulÞgf.þágufallHeinabergsjökliEf.eignarfallHeinabergsjökuls