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 Rodgers, 41, had not expressed a sense of certainty (via his agent) about his plans, which made Schneider squeamish. Michael Silver, New York Times, 19 June 2025 And there were many, many near misses where the popular vote loser almost became president, making many such future instances a statistical certainty. Stephen Legomsky, The Conversation, 17 June 2025 The President alternates between the certainties of the eighteen-nineties and the anxieties of the nineteen-eighties; to him the choices are screw or be screwed. Daniel Immerwahr, New Yorker, 16 June 2025 The need for certainty The push toward gutting elements of the IRA is chilling to many in the clean energy industry, particularly those who are financing early-stage projects and who may rely more on tax credits and subsidies. Nick Thomas, The Washington Examiner, 13 June 2025 See All Example Sentences for certainty
Recent Examples of Synonyms for certainty
Noun
  • That’s far more than hollow audit committee charters, toothless assurance models and self-congratulatory periodic reporting.
    Noah Barsky, Forbes.com, 11 June 2025
  • Before risking their money in commercial ventures, private investors reasonably seek assurance that their interests and rights will be protected from changes in the rules or agency actions that are arbitrary or unforeseen...
    ArsTechnica, ArsTechnica, 10 June 2025
Noun
  • The concept of behavioral forecasting, as introduced to me by Dr. Corey Crossan through our work together, has its roots in disciplines like criminology, such as predicting the likelihood of a repeat offense, and in health, predicting the probability of illness based on behaviors.
    Mary Crossan, Forbes.com, 25 June 2025
  • While the likelihood of seeing the northern lights will be low for most of the U.S. on Tuesday and Wednesday, Alaska and states near the Canadian border will have a higher chance of seeing the lights.
    Julia Gomez, USA Today, 25 June 2025
Noun
  • Athit Perawongmetha | Reuters China is devising more ways for foreign institutions to use the yuan, as international confidence in the U.S. dollar falters.
    Lee Ying Shan,Evelyn Cheng, CNBC, 25 June 2025
  • Khan said the data actually instills confidence in the health of the overall housing market.
    Nick Mordowanec, MSNBC Newsweek, 25 June 2025
Noun
  • Key workforce KPIs, such as time-to-fill, turnover rates, labor costs per patient visit and patient satisfaction scores, help assess staffing effectiveness and its impact on care quality.
    Kunal Khashu, Forbes.com, 18 June 2025
  • Best in customer satisfaction: Hawaiian Airlines Hawaiian Airlines has mastered the delicate balance between operational efficiency and genuine hospitality that many larger carriers struggle to achieve.
    Kimberly Wilson, Essence, 18 June 2025
Noun
  • The probability of lightning strikes rises as a thunderstorm approaches and peaks when the storm is directly above.
    NC Weather Bot, Charlotte Observer, 28 June 2025
  • The researchers even suggest there’s a 99.4% probability that the detection of these compounds wasn’t a fluke – a figure that, with repeat observations, could reach the gold standard for statistical certainty in the sciences.
    Oliver Swainston, Space.com, 28 June 2025
Noun
  • African American history has already demonstrated the strength of the holiday and the conviction of its followers.
    Andrew Stanton, MSNBC Newsweek, 19 June 2025
  • Not currently serving a state or federal prison term for the conviction of a felony.
    Karen Garcia, Los Angeles Times, 18 June 2025

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Cite this Entry

“Certainty.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/certainty. Accessed 2 Jul. 2025.

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