umhugsunarefni
nafnorð hvorugkyn
Beyging
eintalafleirtala
án greinismeð greinián greinismeð greini
nf.umhugsunarefniumhugsunarefniðnf.umhugsunarefniumhugsunarefnin
þf.umhugsunarefniumhugsunarefniðþf.umhugsunarefniumhugsunarefnin
þgf.umhugsunarefniumhugsunarefninuþgf.umhugsunarefnumumhugsunarefnunum
ef.umhugsunarefnisumhugsunarefnisinsef.umhugsunarefnaumhugsunarefnanna