INFALLIBILITY Synonyms: 21 Similar and Opposite Words

infallibility

noun

Definition of infallibility

as in inerrancy

Related Words

Relevance

Dissimilar Words

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 infallibility But Anthony Fauci is a near-perfect example of the modern public health profession, someone who believes fanatically in his own infallibility. — Ian Miller Outkick, FOXNews.com, 8 May 2026 So has my understanding of what my friends might like, regardless of my belief in the infallibility of my personal taste. — Emma Sarappo, The Atlantic, 13 Mar. 2026 Most concerning is the assumption of lab infallibility. — Rino Ferrarese, Hartford Courant, 27 Feb. 2026 So much for moral infallibility. — Andrew Ridker, Vulture, 10 Nov. 2025 The come-ons are enticing, creating the impression of infallibility to everything including Kryptonite. — Eli Amdur, Forbes.com, 17 Aug. 2025

Recent Examples of Synonyms for infallibility

Noun

By making a presumption of guilt and of the state’s inerrancy, the attorney general is repudiating the rule of law, which is grounded in the state’s obligation to prove its case.

— Paul Rosenzweig, The Atlantic, 3 Jan. 2026
His defense of biblical inerrancy against the modernism of mainstream Bible scholars had laid the intellectual foundation for the future of evangelical Protestantism.

— Austin Steelman / Made by History, TIME, 12 Mar. 2025

Definition of inerrancy

Noun

The invisible backbone of new fiber is reshaping how Americans access medical care, track recovery, and maintain everyday wellness, positioning reliability as a foundational public-health asset.

— Tanya Akim, Forbes.com, 12 Aug. 2026
The university says there will be research into the safety and reliability of America's nuclear stockpile, and no nuclear materials will ever come to or be built at the site.

— Jack Springgate, CBS News, 12 Aug. 2026

Definition of reliability

Noun

Other residents raised concerns about the developer’s lack of experience with a project of this scop and doubted the trustworthiness of all parties involved.

— Julianna Mejia August 13, Kansas City Star, 13 Aug. 2026
Bringing together diverse stakeholders can help organizations assess vendor trustworthiness, data handling practices, compliance obligations and operational accountability before AI systems are deployed.

— Tony Jarjoura, Forbes.com, 12 Aug. 2026

Definition of trustworthiness

Browse Nearby Words

infallibilities

infallibility

infallible

See all Nearby Words

Cite this Entry

Style

“Infallibility.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/infallibility. Accessed 17 Aug. 2026.

Copy Citation

Synonyms of infallibility

noun

Example Sentences

Browse Nearby Words

Cite this Entry

More from Merriam-Webster on infallibility

More from Merriam-Webster

Word of the Day

lackadaisical

Popular in Grammar & Usage

A Who’s Who Regarding ‘Who’s’ and ‘Whose’

7 Pairs of Commonly Confused Words

'A' or 'an'? What about before 'h'? An Indefinite Article Guide

Do you 'say your piece' or 'say your peace'?

Why is '-ed' sometimes pronounced at the end of a word?

Popular in Wordplay

Words from the 'Odyssey'

The Longest Long Words List

It's a Scorcher! Words for the Summer Heat

Is “GIF” Pronounced “Jiff” or “Giff”?

12 Lovely and Unusual Words for the Natural World

Popular

A Who’s Who Regarding ‘Who’s’ and ‘Whose’

Words from the 'Odyssey'

The Longest Long Words List

Games & Quizzes