くそじじいじゃなかったです
糞爺じゃなかったです
kusojijiijanakattadesu

Noun
Desu Copula

The polite, past negative form of くそじじい

1. Wasn't a grandpa.; Wasn't a bad/worthless old man.

Past/Perfective
Negative
Polite
Casual Register
Usually Written in Kana