grasaefni
nafnorð hvorugkyn
Beyging
eintalafleirtala
án greinismeð greinián greinismeð greini
nf.grasaefnigrasaefniðnf.grasaefnigrasaefnin
þf.grasaefnigrasaefniðþf.grasaefnigrasaefnin
þgf.grasaefnigrasaefninuþgf.grasaefnumgrasaefnunum
ef.grasaefnisgrasaefnisinsef.grasaefnagrasaefnanna