老いぼれ
お
い
ぼ
れ
Meanings
1
Refers to the state of being senile or in one's dotage; a somewhat blunt term.
My grandfather is senile and lately doesn't even recognize his family's faces.
2
senile old fool; dotard
humble (kenjougo)derogatory
Derogatory or self-deprecating term for a feeble-minded old person; can be used humbly about oneself or one's in-group.
An old fool like me can't learn new things anymore.
That senile old fool always repeats the same story.