nefarious
adjective
extremely wicked or villainous; iniquitous.
nefariously
-
a word derived from
nefarious.
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
Later we’ll hear a young oligarch say, while chuckling nefariously, “I have a banker’s personality. I love money!”
From The Wall Street Journal ● May 14, 2026
The probe alleged that Powell was somehow acting nefariously in his oversight of the renovation at the Federal Reserve’s headquarters in D.C.
From Slate ● Apr. 24, 2026
In a two-star review, the Telegraph's Robbie Collin called it a "nefariously lazy" adaptation that is little more than a "half-hearted parody of a whodunnit".
From BBC ● Aug. 24, 2025
But the service could also be used nefariously by a stranger.
From New York Times ● Oct. 23, 2023
This girl was said to have nefariously "copied" from another, in the course of a written examination; and, as prefect of her class Mary was bound to track the evil down.
From The Getting of Wisdom by Henry Handel Richardson
