How to Use improper in a Sentence

improper

adjective

• It would be improper for me to ask such a favor of her.
• This is an improper diet for a growing teenager.
• He made some improper remarks.
• They claim to have evidence of improper police conduct.
• The doctor gave him an improper diagnosis.
• The question here was whether the billing process was improper.
  — Orlando Sentinel and South Florida Sun Sentinel Editorial Boards, Orlando Sentinel, 11 July 2024
• This is an improper method for cooling.
  — Camila Pedrosa, Sacbee.com, 9 Jan. 2026
• Just like with leggings, improper fit at the waistband is a waste of time.
  — Shauna Harrison, SELF, 12 Aug. 2021
• That improper drying can lead to a whisk with broken prongs, full of gunk.
  — Kate Kassin, Bon Appetit Magazine, 6 Nov. 2025
• Mulch helps conserve soil moisture, but improper use can dry out soil.
  — Nadia Hassani, The Spruce, 20 May 2026
• An improper personal drink was found on the cook’s line.
  — Sacbee.com, 31 Oct. 2025
• This was an improper thawing method.
  — Camila Pedrosa, Sacbee.com, 9 Jan. 2026
• He was cited for making an improper turn.
  — Post-Tribune, Chicago Tribune, 22 Feb. 2026
• He was charged with improper handling of a firearm in a vehicle, a felony.
  — Lucia Walinchus, Washington Post, 5 Sep. 2022
• Getting on the roof is not worth the risk, and an improper repair can make a problem worse.
  — David Nye, The Orlando Sentinel, 27 May 2026
• Rose claimed on Twitter that the attack was over improper mask use.
  — NBC News, 28 Oct. 2021
• If the notice is improper, the law states, the federal judge must send it back to state court.
  — Washington Post, 24 Mar. 2021
• Here are some signs to look for and how to fix improper watering to get your plant's health back on the right track.
  — Karen Brewer Grossman, Southern Living, 7 Apr. 2026
• Here are some signs to look for and how to fix improper watering to get your plant's health back on the right track.
  — Karen Brewer Grossman, Southern Living, 12 Oct. 2025
• More plants have been killed by improper watering than just about anything else.
  — Steve Bender, Southern Living, 29 Apr. 2026
• But the writ was the improper method to challenge the compact, justices ruled.
  — Lawrence Mower, Miami Herald, 22 Mar. 2024
• Police charged her with improper handling of a firearm, a fourth-degree felony.
  — cleveland, 20 Apr. 2022
• Pushing past your body's natural depth can lead to improper form.
  — Allison Forsyth, Health, 14 Jan. 2026
• And while lights may seem durable, improper storage can shorten their lifespan.
  — Jamie Cuccinelli, Martha Stewart, 13 Jan. 2026
• There is nothing improper in a party’s using the budget rules to get its way.
  — The Editors, National Review, 7 Oct. 2021
• The improper use of a breast pump can cause irritation and damage to your breasts.
  — Donna Murray, Rn, Parents, 30 July 2024
• Years of improper cleaning can turn them into a petri dish rather than a pretty place to chop veggies.
  — Heather Bien, Southern Living, 5 June 2026
• This ensures the cuff isn’t too tight and will prevent discomfort from an improper fit.
  — Lindsay Modglin, Health, 28 Mar. 2023
• One metric tracks the number of improper payments states handed out to claimants.
  — Sam Tabachnik, Denver Post, 31 May 2026
• Most fraud isn’t even captured in improper payment reports.
  — Rachel Sheffield, Boston Herald, 26 May 2026