Rúnhildarson
nafnorð karlkyn Móðurnafn
Fallbeygingar
Eintala
nefnifall
Rúnhildarson
þolfall
Rúnhildarson
þágufall
Rúnhildarsyni
eignarfall
Rúnhildarsonar
Fleirtala
nefnifall
Rúnhildarsynir
þolfall
Rúnhildarsyni
þágufall
Rúnhildarsonum
eignarfall
Rúnhildarsona