doubt 1 of 2

doubt

2 of 2

verb

as in to question
to have no trust or confidence in I doubt that you can do all that you say

Synonyms & Similar Words

Antonyms & Near Antonyms

Synonym Chooser

How does the noun doubt differ from other similar words?

Some common synonyms of doubt are dubiety, mistrust, skepticism, suspicion, and uncertainty. While all these words mean "lack of sureness about someone or something," doubt suggests both uncertainty and inability to make a decision.

plagued by doubts as to what to do

When might dubiety be a better fit than doubt?

The synonyms dubiety and doubt are sometimes interchangeable, but dubiety stresses a wavering between conclusions.

felt some dubiety about its practicality

When could mistrust be used to replace doubt?

The meanings of mistrust and doubt largely overlap; however, mistrust implies a genuine doubt based upon suspicion.

had a great mistrust of doctors

When would skepticism be a good substitute for doubt?

The words skepticism and doubt can be used in similar contexts, but skepticism implies unwillingness to believe without conclusive evidence.

an economic forecast greeted with skepticism

When is suspicion a more appropriate choice than doubt?

Although the words suspicion and doubt have much in common, suspicion stresses lack of faith in the truth, reality, fairness, or reliability of something or someone.

regarded the stranger with suspicion

When is it sensible to use uncertainty instead of doubt?

In some situations, the words uncertainty and doubt are roughly equivalent. However, uncertainty may range from a falling short of certainty to an almost complete lack of conviction or knowledge especially about an outcome or result.

assumed the role of manager without hesitation or uncertainty

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 doubt
Noun
Many Republican Senators, on the other hand, cast doubt over Monarez’s testimony. Chantelle Lee, Time, 17 Sep. 2025 Drinkwitz’s squad will prepare for both scenarios, but there’s no doubt the absence of one of the top quarterbacks in college football would swing the odds Mizzou’s way. Maddie Hartley, Kansas City Star, 17 Sep. 2025
Verb
The doubters have been given ample reasons to doubt. Miami Herald, 14 Sep. 2025 Poll after poll showed majorities of Americans doubted his ability to serve another term due to age. Ed Gaskin, Boston Herald, 14 Sep. 2025 See All Example Sentences for doubt
Recent Examples of Synonyms for doubt
Noun
  • In the province of Alberta, Calgary’s council voted in 2011 to stop fluoridation in part because of community skepticism and because expensive repairs to the equipment were needed, according to Councillor Gian-Carlo Carrà.
    Anna Clark, ProPublica, 18 Sep. 2025
  • Others echoed Kennedy's skepticism of federal health agencies.
    Gabe Whisnant, MSNBC Newsweek, 17 Sep. 2025
Verb
  • However, local authorities later said the individual had been questioned and released.
    Jordan King, MSNBC Newsweek, 15 Sep. 2025
  • Republican and Democratic lawmakers questioned the tactics after the earlier strike.
    George Petras, USA Today, 15 Sep. 2025
Noun
  • Specifically, the ability of the attackers to remain undetected between February—when the contractor's laptop was infected—and May—when Ascension first detected the breach—invites suspicions that the company didn’t follow basic security practices in its network.
    Jonathan M. Gitlin, ArsTechnica, 18 Sep. 2025
  • Most Portland indie bike shops seem to still regard e-bikes with some suspicion; traditional pedal-only bikes still sell quite well here.
    William Roberson, Forbes.com, 17 Sep. 2025
Verb
  • But in total, 475 people, mostly Korean nationals, were arrested, suspected of living and working in the US illegally.
    Zoe Sottile, CNN Money, 14 Sep. 2025
  • Foul play isn’t suspected, deputies said.
    Devoun Cetoute, Miami Herald, 14 Sep. 2025
Noun
  • At the heart of the discovery lies one of quantum mechanics’ strangest features — uncertainty.
    Neetika Walter, Interesting Engineering, 19 Sep. 2025
  • The deal, amended by Thailand's cabinet last month, ends a long period of uncertainty since work on the project began as far back as 2017.
    Micah McCartney, MSNBC Newsweek, 18 Sep. 2025

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Cite this Entry

“Doubt.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/doubt. Accessed 20 Sep. 2025.

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