efnisheiti
nafnorð hvorugkyn
Beyging
eintalafleirtala
án greinismeð greinián greinismeð greini
nf.efnisheitiefnisheitiðnf.efnisheitiefnisheitin
þf.efnisheitiefnisheitiðþf.efnisheitiefnisheitin
þgf.efnisheitiefnisheitinuþgf.efnisheitumefnisheitunum
ef.efnisheitisefnisheitisinsef.efnisheitaefnisheitanna