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as in reliable
not likely to fail an infallible cure for hiccups

Synonyms & Similar Words

Antonyms & Near Antonyms

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 infallible Unfortunately, our eyes aren’t infallible, perfect organs that always focus the light down to a point on our retinas. Ethan Siegel, Big Think, 19 Aug. 2025 She's also developed an infallible fashion instinct that guides her when balancing relaxed basics with much more daring pieces. María Munsuri, Glamour, 9 Aug. 2025 One of the most heartbreaking things about growing up and becoming an adult is realizing that your infallible role models are just as human and as flawed as everyone else – sometimes more so in the slightly unhinged world of professional wrestling. Kyle Feldscher, CNN Money, 25 July 2025 This feature is far from infallible, but some Tesla owners are posting videos of it skillfully avoiding collisions. Charles Singh, USA Today, 18 July 2025 See All Example Sentences for infallible
Recent Examples of Synonyms for infallible
Adjective
  • There’s a Shakespearean grandeur to David King, the all-powerful New York music-label boss who’s famous for his unerring ability to spot rising talent.
    Tim Grierson, Vulture, 15 Aug. 2025
  • As always, Reichardt’s impeccable craft is front and center: the film’s naturalism and remarkable period detail creating a portrait of unerring authenticity and psychological mystery.
    Jill Goldsmith, Deadline, 5 Aug. 2025
Adjective
  • Public chargers also need to be reliable.
    Eileen Falkenberg-Hull, MSNBC Newsweek, 1 Oct. 2025
  • During the past decade, Tranter has established himself as one of the music industry’s most reliable hitmakers, thanks to his clever, boisterous lyricism and dramatic, over-the-top choruses and hooks.
    Ethan Millman, HollywoodReporter, 1 Oct. 2025
Adjective
  • Also, when your first album is that perfect and that massive, what comes later often seems like a letdown.
    Andy Greene, Rolling Stone, 26 Sep. 2025
  • From lightweight fall jackets to cozy two-piece sets that are ready for your next airport adventure—each item is super versatile and perfect for any trip.
    Rosie Marder, Travel + Leisure, 26 Sep. 2025
Adjective
  • Developed at the height of the Cold War, GPS was designed by the Pentagon to give US forces an unfailing sense of position anywhere on Earth.
    Kapil Kajal, Interesting Engineering, 11 Sep. 2025
  • In a world where trust now comes at a premium, trust in your GenAI strategy starts with trusting the data that fuels it, and the most unfailing data in your business lives in your contracts.
    Monish Darda, Forbes.com, 8 Sep. 2025
Adjective
  • The flawless look was a masterclass in being effortlessly cool.
    Essence, Essence, 1 Oct. 2025
  • Aside from a penalty Monday, Paul was nearly flawless in pass protection, allowing no quarterback pressures in 30 pass-blocking opportunities in a 27-21 win against the Jets.
    Barry Jackson, Miami Herald, 30 Sep. 2025
Adjective
  • Skin was often exposed, sure, but some of the sexiest moments were in what was concealed while asking you to look.
    Ludwig Hurtado, Them., 29 Sep. 2025
  • Berners-Lee, squinting, wasn’t so sure.
    Julian Lucas, New Yorker, 29 Sep. 2025

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Cite this Entry

“Infallible.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/infallible. Accessed 2 Oct. 2025.

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