sumarmorgunn
nafnorð karlkyn
Fallbeygingar
Eintala
eintala með greini
nefnifall
sumarmorgunn
sumarmorgunninn
þolfall
sumarmorgun
sumarmorguninn
þágufall
sumarmorgni
sumarmorgninum
eignarfall
sumarmorguns
sumarmorgunsins
Fleirtala
fleirtala með greini
nefnifall
sumarmorgnar
sumarmorgnarnir
þolfall
sumarmorgna
sumarmorgnana
þágufall
sumarmorgnum
sumarmorgnunum
eignarfall
sumarmorgna
sumarmorgnanna