1
as in demonic
of, relating to, or worthy of an evil spirit
a fiendish delight in playing cruel tricks
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2
as in brutal
having or showing the desire to inflict severe pain and suffering on others
shook with fiendish laughter as he watched his victims writhe in agony
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Recent Examples of fiendish
There's a little bit for every guy, girl and ghoul, no matter what your fiendish tastes.
—
Brian Truitt, USA TODAY, 3 Oct. 2024
The red Indian of the Western plains tied his prisoner to the stake, tortured him, and danced in fiendish glee while his victim writhed in the flames.
—Liz Tracey, JSTOR Daily, 21 Feb. 2025
Jumbo brings a humanizing clarity to Lady Macbeth without in the least compromising her character’s fiendish side.
—Charles McNulty, Los Angeles Times, 19 Feb. 2025
But an indie Tony Hawk’s Pro Skater, or even Skate, this is not: Eng is whisking us off to the nine hellish layers of the underworld to complete a series of fiendish skateboarding trials.
—Lewis Gordon, Vulture, 8 Jan. 2025
See All Example Sentences for fiendish
Brian Truitt, USA TODAY, 3 Oct. 2024
The red Indian of the Western plains tied his prisoner to the stake, tortured him, and danced in fiendish glee while his victim writhed in the flames.
—Liz Tracey, JSTOR Daily, 21 Feb. 2025
Jumbo brings a humanizing clarity to Lady Macbeth without in the least compromising her character’s fiendish side.
—Charles McNulty, Los Angeles Times, 19 Feb. 2025
But an indie Tony Hawk’s Pro Skater, or even Skate, this is not: Eng is whisking us off to the nine hellish layers of the underworld to complete a series of fiendish skateboarding trials.
—Lewis Gordon, Vulture, 8 Jan. 2025
See All Example Sentences for fiendish
Recent Examples of Synonyms for fiendish
Adjective
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Gale next donned a demonic doll suit as Chucky in Child's Play.—
Shania Russell,
EW.com,
28 May 2025
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Is a demonic doll touring the U.S. to blame for the mishaps in Louisiana?—
Julia Gomez,
USA Today,
26 May 2025
Adjective
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Here lies the brutal dilemma of change: Leaders see systems; people feel emotions.—
Sahar Andrade,
Forbes.com,
5 June 2025
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As the state on Thursday summed up the brutal details that made up the prosecution’s case, a relative walked out of the courtroom with a loud scream, causing Petrone to tell the jury to ignore the outburst.—
Madeline Buckley,
Chicago Tribune,
5 June 2025
Adjective
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By the end of the season, President George W. Bush arrives at the family’s doorstep, masquerading as Rumi’s friend while barely concealing his sinister intentions.—
Proma Khosla,
IndieWire,
2 June 2025
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Idyllic getaways unravel into haunting mysteries, exposing the sinister secrets lurking beneath sunlit shores, mountain retreats and bustling boardwalks; Jessica Biel narrates.—
Ryan Schwartz,
TVLine,
31 May 2025
Adjective
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But then perhaps that is her unsatisfying but depressingly undeniable point: there is no challenging minds this small, behaviors this cruel, spirits this mean.—
Jessica Kiang,
Variety,
30 May 2025
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The reason Evin is infamous is because of its terribly cruel high security detention centers that are poorly supervised by the Prison Chief.—
Jeff Kaufman,
Time,
30 May 2025
Adjective
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There are other objects of worship from the days when Japan’s Christians had to hide from vicious persecution, including a ceramic bottle of holy water from Nakaenoshima, an island where Hidden Christians were martyred in the 1620s.—
Foster Klug,
Los Angeles Times,
4 June 2025
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Years before the Kendrick Lamar and Drake imbroglio, Pusha T shared his own vicious diss track against the Canadian hip-hop superstar.—
Matthew Strauss,
Pitchfork,
3 June 2025
Adjective
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As savage Arctic cold was getting ready to surge south across North America, vivid imagery based on data from weather models showed us what was going to happen.—
Tom Yulsman,
Discover Magazine,
27 Dec. 2022
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The 2023 grand marshal is former Arizona Democratic congresswoman Gabby Giffords, gravely wounded in a savage mass shooting in 2011 that also killed six people.—
Los Angeles Times,
Los Angeles Times,
27 Dec. 2022
Adjective
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His Superman promises quippy robots, giant monsters, a spunky Lois Lane (Rachel Brosnahan), a diabolical Lex Luthor (Nicolas Hoult), The Daily Planet, the Fortress of Solitude, a legion of lesser superheroes, and an adorable CGI superdog named Krypto.—
A.A. Dowd,
Vulture,
20 May 2025
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Editors’ Picks Simple Sandals Are Always a Good Investment Isn’t that deliciously diabolical?—
Deb Amlen,
New York Times,
8 May 2025
Adjective
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As with everything Banksy, siting and context are chief among the avenues of investigation into the man’s intent and into his his hilariously ruthless nocturnal execution of his art.—
Guy Martin,
Forbes.com,
30 May 2025
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The ruthless, physical Panthers will get a strong Oilers squad, with Ekholm back on the back end, Skinner emphatically taking back his net from Calvin Pickard, and both McDavid and Leon Draisaitl on top of their games.—
Daniel Nugent-Bowman,
New York Times,
30 May 2025
Cite this Entry
“Fiendish.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/fiendish. Accessed 10 Jun. 2025.
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