Rósmundarson
nafnorð karlkyn Föðurnafn
Fallbeygingar
Eintala
nefnifall
Rósmundarson
þolfall
Rósmundarson
þágufall
Rósmundarsyni
eignarfall
Rósmundarsonar
Fleirtala
nefnifall
Rósmundarsynir
þolfall
Rósmundarsyni
þágufall
Rósmundarsonum
eignarfall
Rósmundarsona