impair

Synonym Chooser

How is the word impair distinct from other similar verbs?

Some common synonyms of impair are damage, harm, hurt, injure, and mar. While all these words mean "to affect injuriously," impair suggests a making less complete or efficient by deterioration or diminution.

years of smoking had impaired his health

In what contexts can damage take the place of impair?

The meanings of damage and impair largely overlap; however, damage suggests injury that lowers value or impairs usefulness.

a table damaged in shipping

When might harm be a better fit than impair?

While the synonyms harm and impair are close in meaning, harm often stresses the inflicting of pain, suffering, or loss.

careful not to harm the animals

When could hurt be used to replace impair?

The words hurt and impair are synonyms, but do differ in nuance. Specifically, hurt implies inflicting a wound to the body or to the feelings.

hurt by their callous remarks

When is injure a more appropriate choice than impair?

Although the words injure and impair have much in common, injure implies the inflicting of anything detrimental to one's looks, comfort, health, or success.

badly injured in an accident

When would mar be a good substitute for impair?

While in some cases nearly identical to impair, mar applies to injury that spoils perfection (as of a surface) or causes disfigurement.

the text is marred by many typos

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 impair Cervantes strenuously denied driving while impaired after news of her citation became known. Nathan Solis, Los Angeles Times, 30 May 2025 Last year, Williams’ team put out a statement that she had been diagnosed with frontotemporal dementia, an umbrella term for a number of types of dementia that affect a certain area of the brain, and primary progressive aphasia, a condition that impairs language skills, in 2023. Mara Santilli, Flow Space, 26 May 2025 AGEs stiffen tissues, damage blood vessels and impair the function of critical cells, from skin cells to neurons, Tawfik said. DIABETES RISK LINKED TO THESE ULTRAPROCESSED FOOD COMBINATIONS AGEs can damage collagen and elastin, the proteins that keep skin firm and elastic. Amy McGorry, FOXNews.com, 26 May 2025 The driver was not believed to have been impaired, police said. Kristina Davis, San Diego Union-Tribune, 19 May 2025 See All Example Sentences for impair
Recent Examples of Synonyms for impair
Verb
  • Federal officials said one immigration agent was injured when a rock shattered his vehicle’s windshield, and the U.S. Marshals Service reported arrests for obstructing operations, according to the Times.
    Lia Russell, Sacbee.com, 8 June 2025
  • Officials said 15 people between the ages of 25 and 88 were injured with burns.
    Jeanine Santucci, USA Today, 7 June 2025
Verb
  • No one was hurt but the Toyota 4Runner the men were inside and another vehicle were damaged.
    Steve Henson, Los Angeles Times, 28 May 2025
  • In addition to direct contact, Toxoplasma may also damage sperm because the infection promotes chronic inflammation.
    Bill Sullivan, The Conversation, 28 May 2025
Verb
  • However, relatively decent growth fueled by Putin's record military spending has been marred by inflation and a worker shortage impacted by those fleeing the draft and troop losses in Ukraine as experts warn of longer terms problems for the economy.
    Brendan Cole, MSNBC Newsweek, 31 May 2025
  • Albania, which has started full membership negotiations with the European Union, has been plagued in its post-communist era with corruption that has marred its democratic, economic and social development.
    Llazar Semini, Los Angeles Times, 27 May 2025
Verb
  • Bias, inaccuracies and missing values can all weaken model reliability.
    Tor Constantino, Forbes.com, 3 June 2025
  • Coercing democratic allies such as Canada or Denmark more broadly weakens trust in U.S. alliances; threatening Panama reawakens fears of imperialism throughout Latin America; crippling the U.S. Agency for International Development undercuts the United States’ reputation for benevolence.
    Robert O. Keohane, Foreign Affairs, 2 June 2025
Verb
  • About six weeks ago, hackers crippled the computer systems of the TV and mobile phone provider Dish Network.
    Shira Ovide, Washington Post, 4 Apr. 2023
  • Oakland Mills Coach: Chris Brewington Last season: Class 2A state champion Outlook: Losing the talent Oakland Mills did from last year’s outdoor season would cripple most programs, but the Scorpions have reloaded.
    Anthony Maluso, Baltimore Sun, 22 Mar. 2023
Verb
  • While the brand quickly became synonymous with the 1990s UK music scene—having Liam Gallagher sport them on-stage certainly didn’t hurt—the aughts saw the business’s fortunes recede and its manufacturing go overseas.
    Eric Twardzik, Robb Report, 2 June 2025
  • ISPs have frequently pointed out that terminating customer accounts would hurt people using the same account as someone accused of piracy.
    ArsTechnica, ArsTechnica, 2 June 2025
Verb
  • By producing an affordable pair of multi-driver IEMs, without compromising on sound and build quality, Noble Audio hopes to bag a slice of this growing market.
    Mark Sparrow, Forbes.com, 1 June 2025
  • Just remember: Collaboration doesn’t mean compromising your values.
    Meghan Rose, Glamour, 1 June 2025
Verb
  • The persistent issue of greenwashing, where investments are promoted as sustainable without verifiable environmental benefits, has eroded trust and slowed market development.
    Edoardo Francesco Sabatino, Forbes.com, 5 June 2025
  • Maryland’s coastlines are eroding at an alarming rate.
    Reader Commentary, Baltimore Sun, 5 June 2025

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Cite this Entry

“Impair.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/impair. Accessed 11 Jun. 2025.

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