なぞかけじゃなかったです
謎かけじゃなかったです
nazokakejanakattadesu

Noun
Desu Copula

The polite, past negative form of なぞかけ

1. Wasn't a riddle.; Wasn't posing a riddle.

Past/Perfective
Negative
Polite
Casual Register
Usually Written in Kana