ったかぶり じゃなかったです
shittakaburiyajanakattadesu

Noun
Desu Copula
no-Adjective

The polite, past negative form of 知ったかぶり屋

1. Wasn't a know-it-all.; Wasn't pretending to know.

Past/Perfective
Negative
Polite
Casual Register