as in damaging
to reduce the soundness, effectiveness, or perfection of
already impaired by a crack, the windshield shattered upon impact with the baseball
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Recent Examples of impairing
Wildlife exposed to oil and grease can suffer fatal effects — the substance can coat feathers and fur, impairing mobility and body temperature regulation, or smother aquatic plants that other species depend on for food and oxygen.
—
Moná Thomas, PEOPLE, 28 Oct. 2025
Air pollution, such as diesel exhaust, can have the opposite effect, impairing Treg cell function and contributing to inflammatory diseases such as asthma.
—Mitzi Nagarkatti, The Conversation, 10 Oct. 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
Manganese plays a role in bone formation and density, and research shows that people who do not get enough of the mineral run the risk of impairing bone health.
—Angelica Bottaro, Verywell Health, 18 Feb. 2025
Nutrients to provide the building blocks, and lower carbs to help stabilize your blood sugar and even out the roller coaster of spikes and drops that create so many cognition-impairing side effects, including lightheadedness, anxiety, fatigue, irritability and a decrease in focus.
—Heather Sandison, Contributor, CNBC, 11 Feb. 2025
Though an abundance of research has recognized that chronic stress impacts our complex cognition, impairing processes like learning and memory, far fewer studies have looked into the impacts of chronic stress on our senses.
—Sam Walters, Discover Magazine, 11 Feb. 2025
So if the heart's rhythms are erratic from anger or the gut is disrupted by worry, the brain receives disorganized signals, impairing clear thinking and decision-making.
—Joseph Sudhip, Forbes, 22 Jan. 2025
Moná Thomas, PEOPLE, 28 Oct. 2025
Air pollution, such as diesel exhaust, can have the opposite effect, impairing Treg cell function and contributing to inflammatory diseases such as asthma.
—Mitzi Nagarkatti, The Conversation, 10 Oct. 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
Manganese plays a role in bone formation and density, and research shows that people who do not get enough of the mineral run the risk of impairing bone health.
—Angelica Bottaro, Verywell Health, 18 Feb. 2025
Nutrients to provide the building blocks, and lower carbs to help stabilize your blood sugar and even out the roller coaster of spikes and drops that create so many cognition-impairing side effects, including lightheadedness, anxiety, fatigue, irritability and a decrease in focus.
—Heather Sandison, Contributor, CNBC, 11 Feb. 2025
Though an abundance of research has recognized that chronic stress impacts our complex cognition, impairing processes like learning and memory, far fewer studies have looked into the impacts of chronic stress on our senses.
—Sam Walters, Discover Magazine, 11 Feb. 2025
So if the heart's rhythms are erratic from anger or the gut is disrupted by worry, the brain receives disorganized signals, impairing clear thinking and decision-making.
—Joseph Sudhip, Forbes, 22 Jan. 2025
Recent Examples of Synonyms for impairing
Verb
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Many on the left have been in an uproar of late, accusing Trump of damaging White House history as construction begins on a new White House ballroom.—
Ashley J. DiMella,
FOXNews.com,
25 Oct. 2025
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People have filmed themselves shaving their heads, damaging property, ripping up passports and setting themselves on fire, The Sun reported, citing Ekaterina Mizulina, head of the Safe Internet League.—
Bailey Richards,
PEOPLE,
25 Oct. 2025
Verb
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Interior offensive lineman Damien Lewis was back on the field Wednesday for the first time since injuring his shoulder on Thursday of last week.—
Alex Zietlow,
Charlotte Observer,
23 Oct. 2025
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Communists and Nazis clashed over the following weeks, killing and injuring hundreds.—
Time,
Time,
23 Oct. 2025
Verb
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Including playoffs, Mayfield turned the ball over more than anyone else from 2023 through 2024, marring an otherwise fantastic two seasons in Tampa Bay.—
Jacob Robinson,
New York Times,
10 Oct. 2025
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An optional front rack on both models adds instant utility without marring the retro-fantastic looks.—
William Roberson,
Forbes.com,
17 Sep. 2025
Verb
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As many Americans are struggling with extremely high medical costs, finding a way of reducing monthly premium costs for plans, while not compromising too significantly on coverage, is an important issue in the health insurance landscape.—
Jasmine Laws,
MSNBC Newsweek,
21 Oct. 2025
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The collared neckline lends the classic sweater a vintage-meets-modern appeal, while its structured shape adds a refined edge without compromising comfort.—
Nicol Natale,
PEOPLE,
20 Oct. 2025
Verb
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On December 7, 1941, 353 Japanese aircraft attacked Pearl Harbor, killing 2,403 Americans and crippling much of the Pacific Fleet.—
Big Think,
Big Think,
20 Oct. 2025
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Perreira agrees that the financial imbalance in the game is crippling West Indies.—
Paul Newman,
New York Times,
1 Oct. 2025
Verb
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Washington — The Federal Reserve was already facing one of its most difficult battles, steering a shifting economy through a weakening labor market and stubborn inflation.—
Bryan Mena,
CNN Money,
22 Oct. 2025
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Far from expanding opportunity, this excessive wealth locks millions out of the chance to innovate and build, weakening growth for all.—
Scott Ellis,
Time,
17 Oct. 2025
Cite this Entry
“Impairing.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/impairing. Accessed 29 Oct. 2025.
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