Beyging
eignarfall eintölu pen
eintalafleirtala
án greinismeð greinián greinismeð greini
nf.peningur peningurinn nf.peningar peningarnir
þf.pening peninginn þf.peninga peningana
þgf.peningi / pening peningnum þgf.peningum peningunum
ef.penings peningsins ef.peninga peninganna