Main Entry: ne·far·i·ous

Pronunciation: \ni-ˈfer-ē-əs\

Function: adjective

Etymology: Latin nefarius, from nefas crime, from ne- not + fas right, divine law; perhaps akin to Greek themis law, tithenai to place — more at do

Date: circa 1609

: flagrantly wicked or impious : evil

synonyms see vicious

— ne·far·i·ous·ly adverb