umbrotnafnorð hvorugkynBeygingeintalafleirtalaán greinismeð greinián greinismeð greininf.umbrotumbrotiðnf.umbrotumbrotinþf.umbrotumbrotiðþf.umbrotumbrotinþgf.umbrotiumbrotinuþgf.umbrotumumbrotunumef.umbrotsumbrotsinsef.umbrotaumbrotannanf.þf.þgf.ef.nf.þf.þgf.ef.