Steinholtsmýrinafnorð kvenkyn · ÖrnefniFallbeygingarEt.eintalaFt.fleirtalaEintalaNf.nefnifallSteinholtsmýriÞf.þolfallSteinholtsmýriÞgf.þágufallSteinholtsmýriEf.eignarfallSteinholtsmýrar