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

Child development experts have noted teenagers are more susceptible to social comparison than adults, so products that reward popularity can be more harmful to their mental health.

— ABC News, ABC News, 19 Aug. 2026
Beneficial bacteria also provide colonization resistance, competing with harmful microbes for nutrients and attachment sites while producing substances that inhibit their growth.

— Encyclopedia Britannica, Encyclopedia Britannica, 19 Aug. 2026

Definition of harmful

Adjective

Then England attracted adverse attention for openly drinking in the Queensland resort of Noosa when 2-0 down in a one-sided Ashes series in Australia.

— Paul Newman, New York Times, 23 Aug. 2026
Women with high occupational heat exposure were roughly twice as likely to suffer a miscarriage or stillbirth as those working in cooler conditions, and faced elevated risks of adverse birth outcomes overall.

— Catarina Rolfsdotter-Jansson, Forbes.com, 22 Aug. 2026

Definition of adverse

Adjective

The desert’s location on the southern border has led to many migrants attempting to cross it by using dangerous backcountry routes, the experts said.

— Emma Tucker, CNN Money, 24 Aug. 2026
Rather, this is a dangerous, shape-shifting synthetic entity that ravaged their entire planet.

— Siddhant Adlakha, Vulture, 24 Aug. 2026

Definition of dangerous

Adjective

The greatest risk from the storms will be from damaging winds and heavy downpours.

— Rachael Jay, CBS News, 20 Aug. 2026
Although both helped mitigate the effects of the gas, urine offered some degree of chemical protection because its ammonia partially neutralized the chlorine, reducing the gas’s damaging and potentially lethal effects on the lungs.

— Encyclopedia Britannica, Encyclopedia Britannica, 19 Aug. 2026

Definition of damaging

Adjective

Neighbors said the rotten-egg smell has gotten worse over the last couple of weeks, even trailing to apartments across the street.

— Nicole Comstock, CBS News, 21 Aug. 2026
For Panama, the result is a wet season that’s already been drier than usual and is likely to get worse.

— Hira Humayun, CNN Money, 21 Aug. 2026

Definition of bad

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“Baneful.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/baneful. Accessed 26 Aug. 2026.

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