systurbarn
nafnorð hvorugkyn systur-barn
barn systur e-s
Fallbeygingar
Eintala
eintala með greini
nefnifall
systurbarn
systurbarnið
þolfall
systurbarn
systurbarnið
þágufall
systurbarni
systurbarninu
eignarfall
systurbarns
systurbarnsins
Fleirtala
fleirtala með greini
nefnifall
systurbörn
systurbörnin
þolfall
systurbörn
systurbörnin
þágufall
systurbörnum
systurbörnunum
eignarfall
systurbarna
systurbarnanna