How to Use undo in a Sentence

undo

verb

• You can't undo the past.
• The damage cannot be undone.
• He was undone by greed.
• Melia was at the door, undoing her apron at the sound of the car.
  — Anne Enright, New Yorker, 27 July 2025
• But what the ’04 Trojans did on the field can’t be undone.
  — Jim Alexander, Oc Register, 5 July 2025
• Wall Street feared that the spread of the Delta variant could undo much of the progress gained over the past year.
  — David Goldman, CNN, 8 July 2021
• Still, getting back to work won’t undo the damage of the past year.
  — New York Times, 2 Apr. 2021
• Once the car hits the water, undo your seatbelt and get to work.
  — John Galvin, Popular Mechanics, 11 Oct. 2020
• Pass over your hair with a brush, this time starting at the scalp, to undo the finest knots.
  — Caitie Kelly, New York Times, 29 Jan. 2024
• But even wins by them wouldn't be enough to undo the current No. 1 seed line.
  — Shelby Mast and Scott Gleeson, USA TODAY, 14 Mar. 2021
• Just chop the sleeves at the hem, undo a few buttons, and pile on the gold jewelry.
  — Ann Wang, Seventeen, 24 Jan. 2023
• Now, there is no time machine to go back in time to undo those things.
  — Nancy Dillon, Rolling Stone, 16 Mar. 2022
• Even if a deal is reached, researchers say some of the damage will be hard to undo.
  — Bytania Rabesandratana, science.org, 28 Feb. 2023
• This process of compacting the clay is hard to undo, Solano‐Rojas agrees.
  — Matt Simon, Wired, 17 May 2021
• For me, there is no funk that can’t be undone by a lush bathrobe, a musky candle, and a face mask.
  — Channing Smith, Glamour, 27 Nov. 2024
• The Fifth Circuit decision does not undo the Supreme Court's move to place the law on hold.
  — Brian Fung, CNN, 16 Sep. 2022
• Then, in a flash, the devastating impact of the war undid all the work.
  — Jesse Whittock, Deadline, 24 Feb. 2025
• The smiling mama-to-be left the shirt undone to bare her belly.
  — Angel Saunders, People.com, 25 Apr. 2025
• But that would risk undoing Labour’s work in recent years to woo the City.
  — Samuel Burke, Fortune Europe, 29 Oct. 2024
• Maybe this time in the desert will finally undo that tone.
  — Shawn Windsor, Detroit Free Press, 28 Sep. 2020
• Sudden clarity in an ICU can’t undo the harms of the last few years.
  — Eleanor Cummins, The New Republic, 15 Sep. 2021
• Justin, 30, wore a Marine Serre shirt with the buttons undone.
  — Michelle Lee, Peoplemag, 8 Mar. 2024
• Some of the work of the New Dealers and the Japanese liberals was undone.
  — Ian Buruma, The New Yorker, 16 Oct. 2023
• But Cleveland has a right to try to undo at least some of the damage caused by highways.
  — Steven Litt, cleveland, 16 May 2021
• Disney sued in federal court and asked for the changes to be undone.
  — Skyler Swisher, Orlando Sentinel, 13 June 2024
• The performance in San Diego was better as well, but undone by the red card.
  — Andrew King, Axios, 18 Mar. 2025
• The Court may finally undo the evil of 1973 this summer.
  — Ramesh Ponnuru, National Review, 22 Jan. 2022
• But now, this selling of public lands could undo those years of hard work and progress.
  — Jesus Mesa, MSNBC Newsweek, 18 June 2025
• Are the qualities that made George so successful — this relentless ambition and appetite for risk — the same things that are undoing him this season?
  — Brent Lang, Variety, 4 Aug. 2025
• Both have inspired a literature far out of proportion to the sordid events, perhaps because each holds a certain moral voltage: evidence that even the invulnerable can be undone, that anything can be fixed, and that anyone can be killed.
  — Adam Gopnik, New Yorker, 4 Aug. 2025