fastheldnisfallnafnorð hvorugkynBeygingeintalaán greinismeð greininf.fastheldnisfallfastheldnisfalliðþf.fastheldnisfallfastheldnisfalliðþgf.fastheldnisfallifastheldnisfallinuef.fastheldnisfallsfastheldnisfallsinsnf.þf.þgf.ef.