Marthensson
nafnorð karlkyn Föðurnafn
Fallbeygingar
Eintala
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Marthensson
þolfall
Marthensson
þágufall
Marthenssyni
eignarfall
Marthenssonar
Fleirtala
nefnifall
Marthenssynir
þolfall
Marthenssyni
þágufall
Marthenssonum
eignarfall
Marthenssona