Guttormsson
nafnorð karlkyn Föðurnafn
Fallbeygingar
Eintala
nefnifall
Guttormsson
þolfall
Guttormsson
þágufall
Guttormssyni
eignarfall
Guttormssonar
Fleirtala
nefnifall
Guttormssynir
þolfall
Guttormssyni
þágufall
Guttormssonum
eignarfall
Guttormssona