nefarious
Word family adverbnefariouslynounnefariousnessadjectivenefariousnefast
ne·far·i·ous /nɪˈfeəriəs $ -ˈfer-/ adjectiveadj formal SCCBAD PERSONevil or criminal 恶毒的,邪恶的;罪恶的 nefarious activities such as drug trafficking and fraud 贩毒和诈骗之类的犯罪活动
Origin nefarious (1600-1700) Latin nefarius, from nefas “crime”