sprengiefni
nafnorð hvorugkyn
Beyging
eintalafleirtala
án greinismeð greinián greinismeð greini
nf.sprengiefnisprengiefniðnf.sprengiefnisprengiefnin
þf.sprengiefnisprengiefniðþf.sprengiefnisprengiefnin
þgf.sprengiefnisprengiefninuþgf.sprengiefnumsprengiefnunum
ef.sprengiefnissprengiefnisinsef.sprengiefnasprengiefnanna