Definition of nefarious:
vile, despisable, immoral, odious, unlawful, abhorrent, felonious, disgusting, illegal, wretched, criminal, wicked, flagitious, guilty, rotten, low, wrong, shabby, despicable, good, villainous, lousy, antipathetic, culpable, vicious, iniquitous, mean, nasty, filthy, detestable, obnoxious.
- bad (part of speech: adjective)
- evil (part of speech: adjective)
- disreputable (part of speech: adjective)
Lacking my translating manual to aid me in framing suitable responses, I had resort to an expedient which at the moment seemed little short of an inspiration, but which I have since ascertained to have been technically an error, inasmuch as thereby I was put in the attitude of pleading guilty to being a spy in the employ of the enemy, of being an accomplice of Zeno the Great in nefarious plots against the lives and property of the French people, and of having conspired with him to wreck all public and many private edifices in the town by means of deadly agencies.- "Fibble, D. D.", Irvin Shrewsbury Cobb.
- "The Clue of the Twisted Candle", Edgar Wallace.
- "The Morals of Marcus Ordeyne", William J. Locke.