VIPERISH Synonyms: 68 Similar and Opposite Words

viperish

adjective

Definition of viperish

as in malignant

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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 viperish For instance, Queen Elizabeth (Heather Alicia Simms) and ex-queen Margaret (a scene-stealing Sharon Washington) are tart and viperish with each other, wonderful at torquing Shakespeare’s iambs to sound utterly contemporary. — Helen Shaw, Vulture, 11 July 2022 The progress of their romance is complicated by her pregnancy, a shotgun marriage and life under the eye of Ingrid’s snobbish, viperish mother (Thora Hird). — Stephen Holden, New York Times, 7 Apr. 2017

Recent Examples of Synonyms for viperish

Adjective

An analysis of 1,000 tissue samples representing 11 major organs in just over 400 male donors has now delivered a clear map and expression profile of missing Y chromosomes in typical, pre-cancerous, and malignant tumors.

— Mike McRae September 20, New Atlas, 21 Sep. 2026
According to the National Cancer Institute, esophageal cancer is a disease in which malignant cancer cells form in the tissues of the esophagus.

— Angeline Jane Bernabe, ABC News, 18 Sep. 2026

Definition of malignant

Adjective

The Ostrich Army, though, dismissed the courts as corrupt and, beginning in late January 2025, started to flood CFIA offices with hateful messages and threats.

— J. B. MacKinnon, Harpers Magazine, 22 Sep. 2026
But concrete evidence of Clark fans acting in a hateful manner — at least in real time — is severely lacking.

— Matt Calkins OutKick, FOXNews.com, 19 Sep. 2026

Definition of hateful

Adjective

According to Microsoft, cybercriminals commonly embed QR codes with malicious URLs directly in the body of emails or within attachments.

— Benjamin Claeys, Forbes.com, 25 Sep. 2026
Owen McIntire, 20, of Parkville, faces one count of malicious destruction of property and one count of unlawful possession of an unregistered destructive device for the March 2025 incident.

— Nathan Pilling, Kansas City Star, 25 Sep. 2026

Definition of malicious

Adjective

The virus is spread through the air when an infected person coughs, sneezes and breathes and can remain virulent for up to two hours.

— Lucia Cheng, Des Moines Register, 24 Aug. 2026
The isotopes that make up radiopharmaceuticals are just as virulent as the beam radiation patients have begrudgingly tolerated for decades.

— Allison DeAngelis, STAT, 10 Aug. 2026

Definition of virulent

Adjective

His Lamb goes from a brash Yorkshire showman to a callous profiteer of human vice and misery, his cheeky smile becoming a vicious snarl.

— Joe Reid, Vulture, 21 Sep. 2026
The strikes were often most vicious in the far north of Yemen, a rebel stronghold and the region where the Houthi movement had been founded, in the nineteen-nineties.

— Kareem Fahim, New Yorker, 19 Sep. 2026

Definition of vicious

Adjective

All countries in Europe are on high alert with Russia stepping up its sabotage and malign activity across the continent since Moscow’s full-scale invasion of Ukraine in February 2022.

— ABC News, ABC News, 26 Aug. 2026
This includes embedding safety features that prevent malign bioweapons development and embedding mechanisms that enable such misuse to be easily detected.

— Elizabeth Sherwood-Randall, Foreign Affairs, 18 Aug. 2026

Definition of malign

Browse Nearby Words

viper

viperish

vipers

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“Viperish.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/viperish. Accessed 29 Sep. 2026.

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Synonyms of viperish

adjective

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