Ne*fa"ri*ous (?), a. [L. nefarius, fr. nefas crime, wrong; ne not + fas divine law; akin to fari to speak. See No, adv., and Fate.]
Wicked in the extreme; abominable; iniquitous; atrociously villainous; execrable; detestably vile.
Syn. -- Iniquitous; detestable; horrible; heinious; atrocious; infamous; impious. See Iniquitous.
-- Ne*fa"ri*ous*ly, adv. -- Ne*fa"ri*ous*ness, n.
© Webster 1913.