as in to injure
to reduce the soundness, effectiveness, or perfection of
already impaired by a crack, the windshield shattered upon impact with the baseball
Synonyms & Similar Words
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Antonyms & Near Antonyms
Example Sentences
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Recent Examples of impair
Russia’s second front The most dangerous front in Europe this year will shift from the trenches in Donetsk to the hybrid war between Russia and NATO as Vladimir Putin seeks to erode European support for Ukraine before economic strain impairs his ability to prosecute the hot war.
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Ian Bremmer, Time, 6 Jan. 2026
The suspect is under investigation for causing a death by dangerous driving, causing serious injury by dangerous driving, and driving while impaired through drugs or alcohol, authorities said.
—David Chiu, PEOPLE, 5 Jan. 2026
If rain severely impairs your vision, pull over and wait for conditions to improve.
—Bay Area Weather Report, Mercury News, 5 Jan. 2026
An expert testified that the stroke had impaired his ability for executive decision-making.
—Virginia Hammerle, Dallas Morning News, 4 Jan. 2026
See All Example Sentences for impair
Recent Examples of Synonyms for impair
Verb
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When Dobbins was first injured, a source close to him said the best-case scenario for his return was if the Broncos made the Super Bowl.—
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Dellandrea was injured in the Sharks’ game on Tuesday against the Columbus Blue Jackets as his right leg struck the post after he was inadvertently tripped while driving to the net.—
Verb
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Stay away from windows as flying debris generated by damaging winds can be deadly.—
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According to Brown, Hurricane Michael damaged 80 percent of the park’s namesake trees, but through a project with the Florida Park Service and Atlanta Botanical Garden, seeds obtained from living trees are being grown and planted in the ravine habitat at Torreya State Park.—
Verb
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This dynamic marred the 2012-13 Hurricane Sandy package and has recurred in other disaster bills, not because relief is illegitimate but because speed plus political cover invites provisions that would die in regular order.—
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Sook’s comments followed Nexstar’s report of quarterly results, which were marred by the absence of political advertising compared with the same quarter in 2024.—
Verb
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Evergreen branches bent under the weight of snow are already weakened; sweeping down the length of the branch toward the ground adds to the stress and increases the potential for breakage.—
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These policies impose devastating costs on American citizens, weakening our economy, increasing the national debt, straining public budgets and tearing families apart.—
Verb
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Both have endured crippling US sanctions that have precipitated economic collapses.—
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In November 2021, while massing troops along its border with Ukraine, Russia threatened to cripple GPS if NATO got in the way.—
Verb
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After all, there are signs that the economy is improving (unemployment and inflation are declining), but after the economic struggles of recent years, and with household debt still high, an additional financing source won't hurt, either.—
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Critics say the practice has driven up home prices and hurt affordability, but some housing experts argue the president’s proposal would have minimal effect on overall housing supply.—
Verb
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And although lightweight, the shoe doesn’t compromise on support — it’s designed with a memory foam sole that absorbs impact and provides an extra layer of padding.—
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Autoliv and Tensor say their co-developed system is intended to remove those constraints without compromising safety.—
Verb
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Cultural, linguistic, and value-based assimilation challenges arise, potentially altering national identities and eroding civilizational confidence.—
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And policies that erode IP rights will ultimately slow the pace of innovation — and the prosperity that comes with it.—
Cite this Entry
“Impair.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/impair. Accessed 12 Jan. 2026.
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