How to Use weaken in a Sentence

weaken

verb
  • The dollar has continued to weaken against the euro.
  • The beams had been weakened by water damage.
  • The disease weakens the immune system.
  • The disease causes the immune system to weaken.
  • Some are concerned that the increase in taxes will weaken the economy.
  • The recent setbacks have not weakened our resolve.
  • Lower interest rates have weakened the dollar.
  • These kinds of contradictions weaken your argument.
  • Plant in the fall before the first frost; planting in the spring weakens them.
    Steve Bender, Southern Living, 22 May 2024
  • Over the next two to three hours the storms were expected to weaken and move out of the area.
    Shari Rudavsky, The Indianapolis Star, 19 June 2021
  • The events spurred protests and calls to weaken or disband ICE.
    Cory Shaffer, cleveland, 26 Nov. 2021
  • Agreeing to a pick swap with the Lynx weakened the value of the pick that the Sky traded away.
    Julia Poe, Chicago Tribune, 14 Apr. 2025
  • In the past six weeks, the euro has weakened more than 2 percent against the dollar.
    Eshe Nelson, New York Times, 25 Apr. 2024
  • At the same time, some parts of the Sun's magnetic field weaken, and the field lines open out into space.
    Tom Yulsman, Discover Magazine, 20 Dec. 2023
  • But the strict law that ensured that success was weakened this year.
    Elizabeth Robinson, NBC News, 19 Dec. 2023
  • The winds are expected to weaken as the storm heads northwest.
    BostonGlobe.com, 22 Aug. 2021
  • All of this has served to weaken the hand of President Emmanuel Macron at home.
    Edward Wong, New York Times, 8 Jan. 2025
  • Hunger weakens the body’s defenses and opens the door to disease.
    NBC News, 21 Dec. 2023
  • Ozone pollution, meanwhile, can stunt the growth of trees and weaken plants, per the report.
    Sarah Kuta, Smithsonian Magazine, 22 Mar. 2024
  • But the report warns that inequities could weaken progress.
    Evan Bush, NBC News, 25 Oct. 2022
  • Your voice's sound quality and vocal strength change and weaken as the years add up.
    Star Tribune, 21 July 2021
  • This weakens the shaft on each strand and increases the breakage rate.
    Popular Science, 13 Sep. 2023
  • Rule number one: Never soak pearls as doing so can cause the string to weaken and break.
    Lauren Smith McDonough, Good Housekeeping, 28 Feb. 2023
  • Too much water can cause the fibers to weaken, become brittle, and break.
    Ashlyn Needham, Southern Living, 11 Dec. 2024
  • This weakens the follicle over time to stifle hair from growing in the first place.
    Jennifer Hussein, Allure, 7 May 2025
  • In other words, the president may seek to weaken the jobs market.
    Rob Wile, NBC News, 12 Feb. 2025
  • Winds are the strongest east of I-15, and are expected to weaken on Tuesday evening.
    Scott D. Pierce, The Salt Lake Tribune, 5 Apr. 2022
  • The White House has weakened the bonds of commerce through tariffs that threaten the economies of vital allies like Japan.
    Damien Cave, New York Times, 31 May 2025
  • Alcohol also weakens the valve that keeps stomach acid in place, leading to reflux and heartburn.
    Jordi Lippe-McGraw, Forbes.com, 1 Aug. 2025
  • On a base level, the closure of the CPB, as an outcome of Congress clawing back its funding, weakens public media on a systemic level.
    Nicholas Quah, Vulture, 1 Aug. 2025

Some of these examples are programmatically compiled from various online sources to illustrate current usage of the word 'weaken.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

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