Synonym Chooser

How does the noun certainty differ from other similar words?

The words certitude and conviction are common synonyms of certainty. While all three words mean "a state of being free from doubt," certainty and certitude are very close; certainty may stress the existence of objective proof.

claims that cannot be confirmed with scientific certainty

When might certitude be a better fit than certainty?

The synonyms certitude and certainty are sometimes interchangeable, but certitude may emphasize a faith in something not needing or not capable of proof.

believes with certitude in an afterlife

When is conviction a more appropriate choice than certainty?

In some situations, the words conviction and certainty are roughly equivalent. However, conviction applies especially to belief strongly held by an individual.

holds firm convictions on every issue

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 certainty President Donald Trump, in his first term, launched a salvo against neoliberal certainties. Jennifer M. Harris, Foreign Affairs, 22 Apr. 2025 The only true certainty so far in this draft process seems to be quarterback Cam Ward will go first overall to the Tennessee Titans. Nicholas Creel, MSNBC Newsweek, 18 Apr. 2025 Said differently, efficient certainty of execution has never been more crucial from a risk management perspective and the ecosystem has risen to the occasion. Lynn Martin, President Of The New York Stock Exchange, CNBC, 14 Apr. 2025 But after sweeping federal budget cuts, organizations that help Americans with epilepsy are left with little certainty about the future. Emily Kay Votruba, EverydayHealth.com, 11 Apr. 2025 See All Example Sentences for certainty
Recent Examples of Synonyms for certainty
Noun
  • That means aid workers have no assurance the military won’t strike them.
    Wafaa Shurafa, Los Angeles Times, 17 Apr. 2025
  • The gap between vague assurances and complex data fuels frustration among those waiting.
    Shahar Ziv, Forbes.com, 17 Apr. 2025
Noun
  • The likelihood of lightning increases as a thunderstorm gets closer and reaches its highest point when the storm is directly overhead.
    NC Weather Bot, Charlotte Observer, 26 Apr. 2025
  • Moreover, the absence of a unified package management system for MCP servers complicates the installation and maintenance process, increasing the likelihood of deploying outdated or misconfigured versions.
    David G.W. Birch, Forbes.com, 26 Apr. 2025
Noun
  • For months, Beijing has been projecting an air of strength and confidence in its ability to withstand an escalating trade war with the US.
    John Liu, CNN Money, 25 Apr. 2025
  • Correlation isn’t causation, but continuity and confidence just might be contagious.
    Grant Brisbee, New York Times, 25 Apr. 2025
Noun
  • Polk County prosecutors argued otherwise, and proved their case to the satisfaction of a jury, which convicted Johnson on April 9 of first-degree murder for Loffredo's death.
    William Morris, USA Today, 19 Apr. 2025
  • Much in the way tiny things make our brains feel in control and organized, vacuuming my car brings me that sense of satisfaction and power over one of the messy aspects of my life.
    Nena Farrell, Wired News, 19 Apr. 2025
Noun
  • According to the press release, there’s a 0.3% probability that these findings were a statistical fluke.
    Chantelle Lee, Time, 17 Apr. 2025
  • On Wednesday, the FDA issued its recall classification as Class II, indicating the product may cause temporary or medically reversible adverse health effects, though the probability of serious harm is remote.
    Thomas G. Moukawsher, MSNBC Newsweek, 17 Apr. 2025
Noun
  • According to a state spokesperson Weinstein remains in custody because of his Los Angeles conviction and sentence.
    Isabella Gomez Sarmiento, NPR, 20 Apr. 2025
  • Weinstein has been transported to New York City's Bellevue Hospital several times since he was sentenced to 23 years in prison following his conviction on rape charges in February 2020.
    KiMi Robinson, USA Today, 20 Apr. 2025

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Cite this Entry

“Certainty.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/certainty. Accessed 1 May. 2025.

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