fresturnafnorð karlkynBeygingeintalafleirtalaán greinismeð greinián greinismeð greininf.fresturfresturinnnf.frestirfrestirnirþf.frestfrestinnþf.frestifrestinaþgf.frestifrestinumþgf.frestumfrestunumef.frestsfrestsinsef.frestafrestannanf.þf.þgf.ef.nf.þf.þgf.ef.