Tyrfingsson
nafnorð karlkyn Föðurnafn
Fallbeygingar
Eintala
nefnifall
Tyrfingsson
þolfall
Tyrfingsson
þágufall
Tyrfingssyni
eignarfall
Tyrfingssonar
Fleirtala
nefnifall
Tyrfingssynir
þolfall
Tyrfingssyni
þágufall
Tyrfingssonum
eignarfall
Tyrfingssona