たいぎゃくひどう 大逆非道 LinksSentence search for 大逆非道Sentence search for たいぎゃくひどうKanji details for 大, 逆, 非 and 道Edit in JMdict Noun, Na-adjective (keiyodoshi)1. heinous; treacherous; atrocious; diabolic; fiendish; inhuman Discussions Log in to talk about this word.