にごろぶなじゃなかったです
煮頃鮒じゃなかったです
nigorobunajanakattadesu

Noun
Desu Copula

The polite, past negative form of にごろぶな

1. Wasn't being boiled carp.; Wasn't a carp being boiled.

Past/Perfective
Negative
Polite
Casual Register
Usually Written in Kana