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 Israel’s retaliatory strikes, especially the one in October, then impaired Iran’s missile production and air defenses. Hanna Notte, Foreign Affairs, 27 Feb. 2025 All aunts were impaired and physically in need of help. Carolyn Rosenblatt, Forbes, 2 Mar. 2025 The researchers speculate that increases in fine particulate matter could be reducing running performance by constricting blood vessels, increasing inflammation, and impairing lung and brain function, but further research is needed to pin down the exact mechanisms at play. Claire Maldarelli, Scientific American, 28 Feb. 2025 First, the rules under which community associations operate emphasize the protections of the residents’ rights, while not unduly impairing the ability of the association to carry out their responsibilities to the community as a whole. Gary Singer, Sun Sentinel, 27 Feb. 2025 See All Example Sentences for impair
Recent Examples of Synonyms for impair
Verb
  • Officials in Arkansas said Saturday morning that three people died in Independence County and 29 others were injured across eight counties as storms passed through the state overnight.
    Bruce Shipkowski, Los Angeles Times, 15 Mar. 2025
  • The most high-profile attack claimed by ISIS in 2024 was the devastating assault on a Moscow shopping mall in March, which left at least 150 dead and more than 500 injured.
    Mary Kay Mallonee, CNN, 15 Mar. 2025
Verb
  • Moon dust plagued astronauts and spacecraft during NASA’s Apollo program in the mid-20th century, as the fine and abrasive material damaged camera lenses and visors, according to NASA.
    Jackie Wattles, CNN, 5 Mar. 2025
  • Displays of authenticity, executed improperly, can damage reputations and even derail careers.
    Harrison Monarth, Forbes, 5 Mar. 2025
Verb
  • His final season was marred by a shoulder injury and insufficient QB play, but Loveland still led the Wolverines in receptions (56), receiving yards (582) and receiving TDs (five).
    Eddie Brown, The Mercury News, 27 Feb. 2025
  • The election took place seven months earlier than originally planned after Scholz’s unpopular coalition collapsed in November, three years into a term that was increasingly marred by infighting.
    Vanessa Gera, Los Angeles Times, 24 Feb. 2025
Verb
  • In an all-staff e-mail, Dudek wrote: Criticism, contempt, stonewalling, and defensiveness are the four forces that can end any relationship and weaken any institution. . .
    E. Tammy Kim, The New Yorker, 11 Mar. 2025
  • Signing Verdugo now would give the Yankees one less option to fill the Stanton void and weaken their lineup even more.
    Faisal Kutty, Newsweek, 11 Mar. 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
  • Being generic with your applications will hurt you in the end.
    Rachel Wells, Forbes, 10 Mar. 2025
  • One person has been physically hurt — a worshipper who suffered burns in a fire that was set at a Melbourne synagogue in December.
    TIME, TIME, 10 Mar. 2025
Verb
  • In today’s environment, where DEI programs are under attack and frequently misunderstood, leaders who invest in building and supporting diverse teams unlock a broader range of perspectives, fueling better decision-making without compromising on standards or quality.
    Rebekah Bastian, Forbes, 8 Mar. 2025
  • Does that critical framework become compromised with the infusion of ethnic studies as the primary content?
    Marsha Sutton, San Diego Union-Tribune, 7 Mar. 2025
Verb
  • Video calls fall slightly below in-person meetings because small differences can significantly erode engagement.
    Carmine Gallo, Forbes, 13 Mar. 2025
  • Trump's 2018 tariffs on steel and aluminum were eroded by exemptions.
    arkansasonline.com, arkansasonline.com, 12 Mar. 2025

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Cite this Entry

“Impair.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/impair. Accessed 18 Mar. 2025.

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