倦怠 けんたい Meanings Noun, する verb, Intransitive weariness; fatigue; languor; boredom; tedium; ennui Kanji 倦 lose interest in; tire of. Read as ケン. 怠 lazy. Read as タイ. Example sentences オルダス・ハックスリーが人間のもっとも危険な条件だと考えたのは倦怠であった。It was boredom that Aldous Huxley considered one of the most dangerous human conditions. Words containing 倦怠 倦怠感 (けんたいかん) physical weariness 倦怠期 (けんたいき) stage of ennui (esp. in one's married life) Jinuma: Japanese Dictionary · Word lists