DEMONIC Synonyms: 49 Similar and Opposite Words

demonic

adjective

di-ˈmä-nik

variants also demonical

Definition of demonic

as in sinister

of, relating to, or worthy of an evil spirit the villain in the movie cackled with demonic laughter

Synonyms & Similar Words

Relevance

Antonyms & Near Antonyms

Example Sentences

Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.

Recent Examples of demonic While presented as angelic—note the halo on the first slide—Fox’s photo shoot definitely featured some demonic undertones. — Chanel Vargas, InStyle, 16 July 2026 This genre entry finds six friends holding a Zoom séance with a mysterious medium (Seylan Baxter), accidentally summoning a demonic entity into their homes in the process. — Declan Gallagher, Entertainment Weekly, 7 July 2026 Evil Dead Burn follows a family whose lives are torn apart after a demonic spirit invades their home in the wake of a death. — Nigel Smith, PEOPLE, 7 July 2026 The devil invades a Georgetown home, and holy men have quite the job to do on a demonic little girl. — Brian Truitt, USA Today, 1 July 2026 See All Example Sentences for demonic

Recent Examples of Synonyms for demonic

Adjective

In the more familiar galaxy far, far away, their friends Hera Syndulla, Ezra Bridger, Zeb Orrelios and Chopper must face the powerful Grand Admiral Thrawn and his sinister allies, who seek to plunge the fledgling New Republic into war.

— Angeline Jane Bernabe, ABC News, 15 Aug. 2026
The clip released last night shows this is a more complex, sinister strategist than Josh Brolin’s crash-bang-boom baddie Thanos from the previous Avengers pics.

— Anthony D'Alessandro, Deadline, 15 Aug. 2026

Definition of sinister

Adjective

The suspicions and secrets and lies pile on from there as a Night Stalker-like serial killer named The Trawler stalks wealthy estates and a Manson-like cult called the Riders of the After Life paint satanic symbols and invade homes.

— Randy Myers, Mercury News, 5 Aug. 2026
Jack White stepped in when Charley Crockett accidentally hired, then fired, a satanic doo-wop duo.

— Emily St. Martin, Los Angeles Times, 15 July 2026

Definition of satanic

Adjective

This will likely not be the last time US courts see the malicious tactic, as AI tools become more commonplace in court systems.

— Ashley Belanger, ArsTechnica, 14 Aug. 2026
After all, an agent could accept a URL and download a malicious package without its human user even knowing.

— David Berreby, IEEE Spectrum, 13 Aug. 2026

Definition of malicious

Adjective

What outrages Marylanders is that this diabolical plan excludes the Preakness, devaluing it and implying the Triple Crown is irrelevant, if not dead.

— Stephen J. K. Walters, Baltimore Sun, 12 Aug. 2026
The late Lance Reddick is a delight in one of his final roles, as their diabolical CEO.

— Judy Berman, Time, 11 Aug. 2026

Definition of diabolical

Browse Nearby Words

demonian

demonic

demons

See all Nearby Words

Cite this Entry

Style

“Demonic.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/demonic. Accessed 21 Aug. 2026.

Copy Citation

Synonyms of demonic

adjective

Example Sentences

Browse Nearby Words

Cite this Entry

More from Merriam-Webster

Word of the Day

rigmarole

Popular in Grammar & Usage

A Who’s Who Regarding ‘Who’s’ and ‘Whose’

How to Pronounce the Trickiest Menu Items

'A' or 'an'? What about before 'h'? An Indefinite Article Guide

Do you 'say your piece' or 'say your peace'?

Why is '-ed' sometimes pronounced at the end of a word?

Popular in Wordplay

Words from the 'Odyssey'

The Longest Long Words List

Even More Words That Sound Like Insults But Aren't

12 Lovely and Unusual Words for the Natural World

Why do we 'bury the lede?'

Popular

A Who’s Who Regarding ‘Who’s’ and ‘Whose’

Words from the 'Odyssey'

The Longest Long Words List

Games & Quizzes