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problem

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adjective

Synonym Chooser

How does the noun problem differ from other similar words?

Some common synonyms of problem are enigma, mystery, puzzle, and riddle. While all these words mean "something which baffles or perplexes," problem applies to a question or difficulty calling for a solution or causing concern.

problems created by high technology

In what contexts can enigma take the place of problem?

While the synonyms enigma and problem are close in meaning, enigma applies to utterance or behavior that is very difficult to interpret.

his suicide remains an enigma

When could mystery be used to replace problem?

Although the words mystery and problem have much in common, mystery applies to what cannot be fully understood by reason or less strictly to whatever resists or defies explanation.

the mystery of the stone monoliths

Where would puzzle be a reasonable alternative to problem?

The words puzzle and problem are synonyms, but do differ in nuance. Specifically, puzzle applies to an enigma or problem that challenges ingenuity for its solution.

the thief's motives were a puzzle for the police

When might riddle be a better fit than problem?

In some situations, the words riddle and problem are roughly equivalent. However, riddle suggests an enigma or problem involving paradox or apparent contradiction.

the riddle of the reclusive pop star

Example Sentences

Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Recent Examples of problem
Noun
This security problem is dangerous in many sectors of business, including financial, travel, and e-commerce. Gary Drenik, Forbes.com, 5 June 2025 The senators invited two former CBS News executives — who both left, in large part, because of the controversy — to testify before a joint committee hearing in Sacramento to help lawmakers examine problems with a possible Trump settlement. Meg James, Los Angeles Times, 5 June 2025
Adjective
The staff is trained to address residents who show confused or problem behavior. San Diego Elder Law Center, sandiegouniontribune.com, 24 Apr. 2018 Many people might be surprised to learn that undocumented immigrants are not typically problem children. Ellen McGirt, Fortune, 5 Mar. 2017 See All Example Sentences for problem
Recent Examples of Synonyms for problem
Noun
  • Many of those countries have faced challenges and a number have recently ended their programs.
    Tovia Smith, NPR, 2 June 2025
  • For Survivor 50, viewers have been voting on how certain aspects of the game will play out, including twists, tribe colors, tribe swaps, immunity necklaces, supplies, the final four challenge, whether castaways should be given rice to eat, whether the fire-making should be axed and more.
    Brian Anthony Hernandez, People.com, 2 June 2025
Noun
  • Judge Subramanian denied the defense's first motion, ruling that the questions were not prejudicial.
    Toria Sheffield, People.com, 8 June 2025
  • One of the petitions filed Friday would put the AR-15 and similar firearms at the center of the question presented to the Supreme Court.
    Jack Birle, The Washington Examiner, 8 June 2025
Adjective
  • What makes these situations even more troublesome is that McDonald said that there may be no access to Wi-Fi where travelers are vacationing, especially after being abducted.
    Stepheny Price, FOXNews.com, 5 June 2025
  • The request to Congress is seen as unlikely to meaningfully change the troublesome increase in the U.S. national debt.
    Arkansas Online, Arkansas Online, 4 June 2025
Noun
  • While the matter is unrelated to FAMU, she has been placed on administrative leave with pay until further notice.
    Oumou Fofana, Essence, 13 June 2025
  • Wysong’s opinion positions the city for a potential battle with the state, as the governor has also taken interest in the matter.
    Tess Riski, Miami Herald, 13 June 2025
Adjective
  • One of its most intriguing, yet vexing, implications is that if all matter and forces are composed of vibrations of tiny strands, then this allows for a vast landscape of possible universes with different physical properties, varieties of particles and complex space-times.
    Steven Strogatz, Quanta Magazine, 29 May 2025
  • Our recipe for success is simple and proven: the federal government invests in research, and universities contribute their workforce, time, space, expertise, and interests to deliver solutions to the most vexing challenges of society.
    Charles L. Welch, Forbes.com, 9 May 2025
Noun
  • That’s every pitcher’s issue in their delivery, landing late or not being on time.
    Fabian Ardaya, New York Times, 6 June 2025
  • The site posts news and commentary on climate change and other environmental issues affecting Florida.
    Carlos Cubelo, The Orlando Sentinel, 5 June 2025
Adjective
  • Seoul, South Korea CNN — Ukraine’s shock drone strike on Russia’s strategic bomber fleet this week has generals and analysts taking a new look at threats to high-value United States aircraft at bases in the homeland and abroad – and the situation is worrisome.
    Brad Lendon, CNN Money, 6 June 2025
  • The inexperience across the board is worrisome, but Duke’s bet on talent usually works out.
    CJ Moore, New York Times, 2 June 2025
Noun
  • In the Lynk & Co 08’s case, a 39.6 kWh battery is included, delivering 120 miles of WLTP range.
    James Morris, Forbes.com, 7 June 2025
  • In one sense, doctors have always been writers, penning case reports since antiquity.
    Danielle Ofri, New Yorker, 7 June 2025

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Cite this Entry

“Problem.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/problem. Accessed 17 Jun. 2025.

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