凡庸愚昧 ぼんようぐまい Meanings Noun, な-adjective, の-adjective ordinary and ignorant; mediocre and stupid Kanji 凡 ordinary. Read as ボン. 庸 mediocre. Read as ヨウ. 愚 foolish 昧 dim. Read as マイ. Jinuma: Japanese Dictionary · Word lists