1
as in unerring
not being or likely to be wrong
a teacher with an infallible memory for names
Synonyms & Similar Words
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Antonyms & Near Antonyms
2
as in reliable
not likely to fail
an infallible cure for hiccups
Synonyms & Similar Words
Antonyms & Near Antonyms
Example Sentences
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Recent Examples of infallible
From the mysterious East, now comes Carrnac the Magnificent with his infallible predictions for the New Year, 2026.
—
Howie Carr, Boston Herald, 31 Dec. 2025
Israeli leaders are hardly infallible in their judgments, including about developments in their own region.
—Andrew P. Miller, Foreign Affairs, 5 Dec. 2025
But these approaches are far from infallible, with efforts to remove AI watermarks and destroy AI metadata arguably rivaling the very efforts to create them.
—Jerel Ezell, MSNBC Newsweek, 28 Nov. 2025
Blue Jays second baseman Bo Bichette, who was battling a knee injury, hit a three-run home run off the nearly infallible Shohei Ohtani.
—Ryan Gaydos, FOXNews.com, 2 Nov. 2025
See All Example Sentences for infallible
Howie Carr, Boston Herald, 31 Dec. 2025
Israeli leaders are hardly infallible in their judgments, including about developments in their own region.
—Andrew P. Miller, Foreign Affairs, 5 Dec. 2025
But these approaches are far from infallible, with efforts to remove AI watermarks and destroy AI metadata arguably rivaling the very efforts to create them.
—Jerel Ezell, MSNBC Newsweek, 28 Nov. 2025
Blue Jays second baseman Bo Bichette, who was battling a knee injury, hit a three-run home run off the nearly infallible Shohei Ohtani.
—Ryan Gaydos, FOXNews.com, 2 Nov. 2025
See All Example Sentences for infallible
Recent Examples of Synonyms for infallible
Adjective
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So the head golf pro there needs to not only know the game and its rules, but also must have the unerring instincts of an excellent cruise director combined with an air traffic controller.—
Scott Fowler,
Charlotte Observer,
6 Feb. 2026
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Aaronson’s finishes were unerring and clinical.—
Beren Cross,
New York Times,
8 Jan. 2026
Adjective
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Only 22 sites would have reliable climate conditions by mid-century, the study found.—
Laura Paddison,
CNN Money,
10 Feb. 2026
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Built for extreme cold Corvus One for Cold Chain uses industrial-grade barcode scanners with precise control over focus and exposure, enabling reliable label capture even when barcodes are frosted, damaged, or low contrast.—
Neetika Walter,
Interesting Engineering,
10 Feb. 2026
Adjective
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Social media can intensify the belief that the day needs to look perfect, which raises pressure and fear of embarrassment or rejection.—
Melissa Willets,
Parents,
11 Feb. 2026
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There are paintings and sculptures and intricate masks from far-off lands; laboratory and astronomical equipment; second-hand furniture and mirrors; clothing (perfect for early Halloween shopping) and… well, the list goes on and on, covering nine departments and 90,000-plus square feet of shopping.—
John Metcalfe,
Mercury News,
11 Feb. 2026
Adjective
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The young monarch is thought to have spent an hour alone before taking up her duties with the unfailing stoicism that would come to define her historic reign.—
Hope Coke,
Vanity Fair,
7 Feb. 2026
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And her unfailing ability to give the perfect little sardonic wink and nod extends beyond her social media content and even beyond her impeccable performances in projects like Netflix's Too Much.—
Meg Walters,
InStyle,
4 Jan. 2026
Adjective
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Parchment paper is an essential kitchen tool, helping cooks and bakers prepare flawless dishes while minimizing cleanup.—
Katie Rosenhouse,
Southern Living,
10 Feb. 2026
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Japan's Kaori Sakamoto, who is retiring after this season, had a flawless routine and helped bring her team into a tie.—
Kiki Intarasuwan,
CBS News,
8 Feb. 2026
Adjective
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He is most known for catch opposing point guards off-guard with steals from behind in the back court, a move sure to elicit a raucous, standing ovation when performed for the first time in front of the Madison Square Garden faithful.—
Kristian Winfield,
New York Daily News,
5 Feb. 2026
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Both of our experts say this is a for-sure area to clean at least once a month.—
Ashlyn Needham,
Southern Living,
5 Feb. 2026
Cite this Entry
“Infallible.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/infallible. Accessed 17 Feb. 2026.
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