síldarfrystingnafnorð kvenkynBeygingeintalaán greinismeð greininf.síldarfrystingsíldarfrystinginþf.síldarfrystingusíldarfrystingunaþgf.síldarfrystingusíldarfrystingunnief.síldarfrystingarsíldarfrystingarinnarnf.þf.þgf.ef.