自信 じしん過剰 かじょうじゃなかったです
jishinkajōjanakattadesu

Noun
Desu Copula
na-Adjective
no-Adjective

The polite, past negative form of 自信過剰

1. Wasn't overconfident.; Didn't have too much confidence.

Past/Perfective
Negative
Polite
Casual Register