greftrunardagur
nafnorð karlkyn
Beyging
eintalafleirtala
án greinismeð greinián greinismeð greini
nf.greftrunardagurgreftrunardagurinnnf.greftrunardagargreftrunardagarnir
þf.greftrunardaggreftrunardaginnþf.greftrunardagagreftrunardagana
þgf.greftrunardegigreftrunardeginumþgf.greftrunardögumgreftrunardögunum
ef.greftrunardagsgreftrunardagsinsef.greftrunardagagreftrunardaganna