Synonyms of detrimental

detrimental

adjective

ˌde-trə-ˈmen-tᵊl 

as in harmful

causing or capable of causing harm

there were serious concerns that the factory's waste was detrimental to the local environment

Synonyms & Similar Words

• harmful
• damaging
• adverse
• dangerous
• bad
• hazardous
• deleterious
• injurious
• poisonous
• prejudicial
• infectious
• pernicious
• hurtful
• evil
• baneful
• noxious
• ill
• mischievous
• destructive
• wicked
• hostile
• baleful
• nocuous
• unsafe
• deadly
• threatening
• risky
• lethal
• inimical
• infective
• venomous
• sinister
• unfriendly
• insidious
• ominous
• fatal
• contagious
• perilous
• menacing
• unhealthy
• unhealthful
• ruinous
• unsound
• killer
• unwholesome
• malignant
• jeopardizing
• pestilential
• pestiferous
• imperilling
• imperiling
• pestilent
• nasty
• parlous
• noisome

Antonyms & Near Antonyms

• beneficial
• harmless
• safe
• benign
• useful
• advantageous
• innocuous
• innocent
• favorable
• good
• inoffensive
• healthy
• helpful
• propitious
• healthful
• salutary
• wholesome
• remedial
• anodyne
• curative
• salubrious
• hurtless
• sound
• secure
• palliative
• nontoxic
• nondestructive
• benignant
• nonpoisonous
• nonlethal
• noncorrosive
• noninfectious
• nonfatal
• nonpolluting
• nonvenomous

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detrimental effects

devastating effects

damaging effects

disastrous effects

negative effects

destructive effects

detrimental behavior

harmful behavior

problematic behavior

undesirable behavior

toxic behavior

negative behavior

detrimental substances

dangerous substances

bad substances

terrible substances

harmful substances

troublesome substances

detrimental aspects

adverse aspects

unfavorable aspects

unfortunate aspects

horrible aspects

unpleasant aspects

a detrimental disturbance

a disruptive disturbance

a distressing disturbance

an undesirable disturbance

an adverse disturbance

a considerable disturbance

Synonym Chooser

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

Some common synonyms of detrimental are baneful, deleterious, noxious, and pernicious. While all these words mean "exceedingly harmful," detrimental implies obvious harmfulness to something specified.

the detrimental effects of excessive drinking

When would baneful be a good substitute for detrimental?

While the synonyms baneful and detrimental are close in meaning, baneful implies injury through poisoning or destroying.

the baneful notion that discipline destroys creativity

Where would deleterious be a reasonable alternative to detrimental?

The meanings of deleterious and detrimental largely overlap; however, deleterious applies to what has an often unsuspected harmful effect.

a diet found to have deleterious effects

When can noxious be used instead of detrimental?

The synonyms noxious and detrimental are sometimes interchangeable, but noxious applies to what is both offensive and injurious to the health of a body or mind.

noxious chemical fumes

When could pernicious be used to replace detrimental?

While in some cases nearly identical to detrimental, pernicious implies irreparable harm done through evil or insidious corrupting or undermining.

the claim that pornography has a pernicious effect on society

Example Sentences

Recent Examples of detrimental

But the absence of an Iowan on the nominating calendar committee could be indicative that Democrats are giving up on the state, which could be detrimental for rallying ground support ahead of the midterm elections. —Rachel Schilke, The Washington Examiner, 8 June 2025

How detrimental and what that means for you is often difficult to know. —Scott Gilbertson, Wired News, 16 June 2025

Getting rid of those numbers would be detrimental to the Celtics' success. —Evan Massey, MSNBC Newsweek, 11 June 2025

Soda Lowers Your Risk of Aging Well Soda appeared detrimental to healthy aging in the study, with each extra daily glass of cola tied to a 20 percent to 26 percent lower likelihood of healthy aging. —Tom Gavin, EverydayHealth.com, 9 June 2025