efnishjúpur
nafnorð karlkyn
Beyging
eintalafleirtala
án greinismeð greinián greinismeð greini
nf.efnishjúpurefnishjúpurinnnf.efnishjúparefnishjúparnir
þf.efnishjúpefnishjúpinnþf.efnishjúpaefnishjúpana
þgf.efnishjúp / efnishjúpiefnishjúpnumþgf.efnishjúpumefnishjúpunum
ef.efnishjúpsefnishjúpsinsef.efnishjúpaefnishjúpanna