険悪 けんあく Meanings な-adjective, Noun dangerous; perilous; threatening; stormy; volatile; tense; critical; serious stern (expression); hostile (attitude); sharp; harsh Kanji 険 peril. Read as ケン. 悪 bad. Read as アク. Example sentences 事態は険悪だ。The outlook is grim. Jinuma: Japanese Dictionary · Word lists