曲きょく悪あくMeanings1nounwickedness; evilRare literary or formal term for wickedness or moral crookedness. Not used in everyday conversation; more common words include 悪 (あく) or 邪悪 (じゃあく).古こ典てん文ぶん学がくでは「曲きょく悪あく」という言こと葉ばが悪あく事じを指さすことがある。In classical literature, the word 曲悪 can refer to evil deeds.