ばあさかなじゃなかったです
姥魚じゃなかったです
bā sakanajanakattadesu

Noun
Desu Copula

The polite, past negative form of うばうお

1. Was not a monkfish.; Was not an anglerfish.

Past/Perfective
Negative
Polite
Casual Register
Usually Written in Kana