adjective🔗Share악마 같은, 사악한Sinister; evil; like a fiend."The student created a fiendishly difficult math problem that even the teacher struggled with. "그 학생은 선생님조차 어려워하는 악마 같은 수학 문제를 만들었다.moralcharacterinhumannegativesoulChat with AIVocabulary GamePractice Reading