1
as in unchangeable
not capable of changing or being changed
the inflexible law of gravity
Synonyms & Similar Words
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Antonyms & Near Antonyms
2
as in rigid
incapable of or highly resistant to bending
shoes made of inflexible plastic hurt my feet
Synonyms & Similar Words
Antonyms & Near Antonyms
3
as in strict
not allowing for any exceptions or loosening of standards
inflexible entry rules for the contest ban anyone who works for the company as well as any of their relatives
Synonyms & Similar Words
Antonyms & Near Antonyms
4
as in stubborn
sticking to an opinion, purpose, or course of action in spite of reason, arguments, or persuasion
her inflexible father was unmoved by tears and pleading, and he grounded her anyway
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Antonyms & Near Antonyms
Example Sentences
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Recent Examples of inflexible
Kyle Boddy, the founder of Driveline, the seminal program for velocity training, said a hard-throwing pitcher is not going to manage his velocity on an inflexible pitch count.
—
Bill Shaikin, Los Angeles Times, 18 Jan. 2026
Amorim’s critics viewed him as inflexible, though his tactics were successful elsewhere.
—Chris Branch, New York Times, 6 Jan. 2026
Kids get sick; day cares open and close; jobs are inflexible.
—Lauren Hilgers, Harpers Magazine, 30 Dec. 2025
Prolonged sitting, poor posture, injuries, or even muscle imbalances can cause your hips to become tight, weak, and inflexible.
—Rikkilynn Shields Hannigan, Health, 26 Dec. 2025
See All Example Sentences for inflexible
Bill Shaikin, Los Angeles Times, 18 Jan. 2026
Amorim’s critics viewed him as inflexible, though his tactics were successful elsewhere.
—Chris Branch, New York Times, 6 Jan. 2026
Kids get sick; day cares open and close; jobs are inflexible.
—Lauren Hilgers, Harpers Magazine, 30 Dec. 2025
Prolonged sitting, poor posture, injuries, or even muscle imbalances can cause your hips to become tight, weak, and inflexible.
—Rikkilynn Shields Hannigan, Health, 26 Dec. 2025
See All Example Sentences for inflexible
Recent Examples of Synonyms for inflexible
Adjective
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Privacy advocates have warned about the risks of identity verification like World’s, as iris scans are unchangeable and could cause all manner of havoc in the wrong hands.—
Danielle Chemtob,
Forbes.com,
29 Jan. 2026
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On his first day back in office, Trump signed an executive order proclaiming that the U.S. recognizes only two unchangeable sexes, male and female.—
Zach Schonfeld,
The Hill,
13 Jan. 2026
Adjective
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The team stripped the lignin — the rigid glue in plant cells — from wood, leaving a porous cellulose skeleton.—
Mrigakshi Dixit,
Interesting Engineering,
3 Feb. 2026
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There’s no need to fret about sticking to a rigid routine (which is probably more practical with older kids), and your kids aren’t afraid to come up with new plans and ideas at the last minute.—
Alex Vance,
Parents,
3 Feb. 2026
Adjective
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Researchers examined containment, shielding, and redundancy measures to ensure compliance with strict safety expectations for civilian nuclear applications.—
Neetika Walter,
Interesting Engineering,
26 Jan. 2026
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Everyday Health follows strict sourcing guidelines to ensure the accuracy of its content, outlined in our editorial policy.—
Tom Gavin,
EverydayHealth.com,
26 Jan. 2026
Adjective
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California continues to face a stubborn digital divide.—
William Jones,
Sacbee.com,
3 Feb. 2026
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Experts warn that the stubborn metric has long-term implications for learning.—
Tribune News Service,
Baltimore Sun,
3 Feb. 2026
Adjective
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What a transformation that would’ve been, of the effortful, unchanging days.—
Nell Freudenberger,
Harpers Magazine,
27 Jan. 2026
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Beaches, which are enjoyed by millions of people each year and contribute significantly to local economies, also were listed as good and unchanging for the past decade.—
Caitlin Looby,
jsonline.com,
23 Jan. 2026
Adjective
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Aura advises avoiding stiff denim, heavy wool that doesn’t breathe, and synthetic fabrics that trap heat or create static.—
Rosie Marder,
Travel + Leisure,
31 Jan. 2026
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Those demands have met stiff resistance from Republicans.—
Joey Cappelletti,
Chicago Tribune,
31 Jan. 2026
Adjective
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Dozens of asylum seekers like her, as well as refugees who passed a rigorous, years-long vetting process before being admitted to the United States, have been arrested in Minnesota in recent weeks, immigration lawyers and advocates say.—
Ray Sanchez,
CNN Money,
30 Jan. 2026
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Every small business article is based on rigorous reporting by our team of expert writers and editors with extensive knowledge of business products.—
Jasmin Suknanan,
CNBC,
30 Jan. 2026
Adjective
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New York — Luigi Mangione will not face the death penalty for allegedly killing UnitedHealthcare CEO Brian Thompson in December 2024, a federal district judge ruled Friday, dealing a blow to US prosecutors who were adamant about pursuing the ultimate sentence.—
Kara Scannell,
CNN Money,
30 Jan. 2026
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DeSantis has been adamant that his administration broke no laws.—
Alexandra Glorioso,
Miami Herald,
29 Jan. 2026
Cite this Entry
“Inflexible.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/inflexible. Accessed 5 Feb. 2026.
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