Hraunkotsbakkinafnorð karlkyn · ÖrnefniFallbeygingarEt.eintalaFt.fleirtalaEintalaNf.nefnifallHraunkotsbakkiÞf.þolfallHraunkotsbakkaÞgf.þágufallHraunkotsbakkaEf.eignarfallHraunkotsbakka