凡庸 ぼんよう愚昧 ぐまいじゃないです
bon'yōgumaijanaidesu

Noun
Desu Copula
na-Adjective
no-Adjective
Negation Auxiliary

The polite negative form of 凡庸愚昧

1. Not ordinary or foolish.; Not mediocre or ignorant.

Negative
Polite
Casual Register