BANEFUL Synonyms: 90 Similar and Opposite Words

Q: How is the word 'baneful' different from other adjectives like it?

Some common synonyms of baneful are deleterious , detrimental , noxious , and pernicious . While all these words mean "exceedingly harmful," baneful implies injury through poisoning or destroying. // the baneful notion that discipline destroys creativity

Q: In what contexts can 'deleterious' take the place of 'baneful'?

While in some cases nearly identical to baneful , deleterious applies to what has an often unsuspected harmful effect. // a diet found to have deleterious effects

Q: When is 'detrimental' a more appropriate choice than 'baneful'?

The words detrimental and baneful are synonyms, but do differ in nuance. Specifically, detrimental implies obvious harmfulness to something specified. // the detrimental effects of excessive drinking

Q: Where would 'noxious' be a reasonable alternative to 'baneful'?

The words noxious and baneful can be used in similar contexts, but noxious applies to what is both offensive and injurious to the health of a body or mind. // noxious chemical fumes

Q: When is it sensible to use 'pernicious' instead of 'baneful'?

Although the words pernicious and baneful have much in common, pernicious implies irreparable harm done through evil or insidious corrupting or undermining. // the claim that pornography has a pernicious effect on society

baneful

adjective

ˈbān-fəl

Definition of baneful

as in harmful

causing or capable of causing harm the incredibly baneful effect that drug addiction has on so many communities

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How is the word baneful different from other adjectives like it?

Some common synonyms of baneful are deleterious, detrimental, noxious, and pernicious. While all these words mean "exceedingly harmful," baneful implies injury through poisoning or destroying.

the baneful notion that discipline destroys creativity

In what contexts can deleterious take the place of baneful?

While in some cases nearly identical to baneful, deleterious applies to what has an often unsuspected harmful effect.

a diet found to have deleterious effects

When is detrimental a more appropriate choice than baneful?

The words detrimental and baneful are synonyms, but do differ in nuance. Specifically, detrimental implies obvious harmfulness to something specified.

the detrimental effects of excessive drinking

Where would noxious be a reasonable alternative to baneful?

The words noxious and baneful can be used in similar contexts, but noxious applies to what is both offensive and injurious to the health of a body or mind.

noxious chemical fumes

When is it sensible to use pernicious instead of baneful?

Although the words pernicious and baneful have much in common, pernicious implies irreparable harm done through evil or insidious corrupting or undermining.

the claim that pornography has a pernicious effect on society

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 baneful The baneful effects of war on public speech and freedoms in Russia have been well recorded. — Fred Weir, The Christian Science Monitor, 19 Dec. 2022 We are mired in a baneful pandemic unlike anything endured for a century, parsing our lives into 14-day increments of health and survival — or not. — Peter M. Leschak, Star Tribune, 31 July 2020 To home in on what gives these peculiar primates their baneful bite, Fry and his colleagues collected the underarm secretions from a handful of wild slow lorises housed at a research station in Indonesia and isolated the proteins within. — Katherine J. Wu, Smithsonian Magazine, 19 Feb. 2020 This resulted in all the baneful consequences of the French Revolution, which Edmund Burke so brilliantly exposed in his Reflections on the Revolution in France. — Jaithirth Rao, Quartz India, 4 Nov. 2019 Chaos convincingly ebbs and flows in this rattling film, a baneful tide lapping at some of history’s most troubled shores. — Richard Lawson, HWD, 20 July 2017

Recent Examples of Synonyms for baneful

Adjective

Local government and outside groups have long strived to ban the popular tourist attraction that critics argue is harmful to horses’ well-being.

— Claire Carter, The Washington Examiner, 14 Oct. 2026
Waters are becoming cloudier overall, while harmful algal blooms — measured through chlorophyll a levels — are trending in the wrong direction, the report found.

— Adam Thompson, CBS News, 14 Oct. 2026

Definition of harmful

Adjective

In fact, the National Trust for Historic Preservation says the nationwide average for a review is 16 days, and that 98% of those reviews conclude that the project will have no adverse effect on nearby historic resources.

— Rachel Treisman, NPR, 15 Oct. 2026
High prices also a factor But despite positive weather news and whispers of an abundance of crab, other factors could affect prices in adverse ways for consumers.

— Miami Herald, Miami Herald, 15 Oct. 2026

Definition of adverse

Adjective

Hyperscalers opine on how detrimental electrical outages are to their business.

— Drew Robb, Time, 15 Oct. 2026
Kennon, who is currently being held in Falkenburg Road Jail, was released from the program due to conduct detrimental to the team, the school said.

— Ryan Morik OutKick, FOXNews.com, 14 Oct. 2026

Definition of detrimental

Adjective

Swimmers should remain out of the water due to dangerous surf conditions.

— NC Weather Bot, Charlotte Observer, 18 Oct. 2026
Fresh to strong winds will produce dangerous boating conditions, high surf, life-threatening rip currents, and moderate beach erosion through at least the first half of the coming week, forecasters said.

— Felix Rodriguez, The Orlando Sentinel, 18 Oct. 2026

Definition of dangerous

Adjective

Strong overnight thunderstorms brought heavy rain and damaging winds to the Kansas City metro, prompting a tornado warning for Clay County and leaving thousands of people without power Wednesday morning.

— Kansas City Star, Kansas City Star, 14 Oct. 2026
In a culture marked by high-power distance, that’s a particularly damaging signal.

— Ryoji Sekido, Fortune, 13 Oct. 2026

Definition of damaging

Adjective

Bajaria may also have hit thin ice with Sarandos after the streamer won just 16 Primetime Emmy Awards this year — its worst showing since 2016 and down from 30 in 2025.

— Matt Donnelly, Variety, 16 Oct. 2026
The size of the boat, the distance from the tow boat's berth and how bad the boat is stuck will all factor into the final invoice.

— Joe Kinsey OutKick, FOXNews.com, 15 Oct. 2026

Definition of bad

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“Baneful.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/baneful. Accessed 20 Oct. 2026.

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