RIGID Synonyms: 187 Similar and Opposite Words

Q: How is the word 'rigid' distinct from other similar adjectives?

Some common synonyms of rigid are rigorous , strict , and stringent . While all these words mean "extremely severe or stern," rigid implies uncompromising inflexibility. // rigid rules of conduct

Q: When would 'rigorous' be a good substitute for 'rigid'?

The synonyms rigorous and rigid are sometimes interchangeable, but rigorous implies the imposition of hardship and difficulty. // the rigorous training of recruits

Q: When might 'strict' be a better fit than 'rigid'?

The words strict and rigid can be used in similar contexts, but strict emphasizes undeviating conformity to rules, standards, or requirements. // strict enforcement of the law

Q: When could 'stringent' be used to replace 'rigid'?

Although the words stringent and rigid have much in common, stringent suggests severe, tight restriction or limitation. // stringent standards of admission

rigid

adjective

ˈri-jəd

Definition of rigid

as in strict

not allowing for any exceptions or loosening of standards rigid enforcement of drug laws

Synonyms & Similar Words

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Antonyms & Near Antonyms

as in tough

given to exacting standards of discipline and self-restraint a rigid man who cannot seem to relax

Synonyms & Similar Words

Antonyms & Near Antonyms

as in hard

having a consistency that does not easily yield to pressure rigid steel bars that should be able to hold the weight

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Antonyms & Near Antonyms

as in stiff

incapable of or highly resistant to bending corsets, those rigid undergarments for women, must have been murder to wear

Synonyms & Similar Words

Antonyms & Near Antonyms

as in tight

stretched with little or no give make sure that the clothesline is rigid so that the longer garments don't drag on the ground

Synonyms & Similar Words

Antonyms & Near Antonyms

Synonym Chooser

How is the word rigid distinct from other similar adjectives?

Some common synonyms of rigid are rigorous, strict, and stringent. While all these words mean "extremely severe or stern," rigid implies uncompromising inflexibility.

rigid rules of conduct

When would rigorous be a good substitute for rigid?

The synonyms rigorous and rigid are sometimes interchangeable, but rigorous implies the imposition of hardship and difficulty.

the rigorous training of recruits

When might strict be a better fit than rigid?

The words strict and rigid can be used in similar contexts, but strict emphasizes undeviating conformity to rules, standards, or requirements.

strict enforcement of the law

When could stringent be used to replace rigid?

Although the words stringent and rigid have much in common, stringent suggests severe, tight restriction or limitation.

stringent standards of admission

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 rigid However, this type of texture may be too rigid for younger kids, who would likely enjoy a softer texture. — Bestreviews, Chicago Tribune, 7 Aug. 2026 The move, combined with even more rigid sanctions, was aimed at pressuring Cuba’s government into political change. — Andrea Rodriguez, Los Angeles Times, 7 Aug. 2026 Screening decisions are meant to evolve over time rather than follow a rigid annual model. — Hanna Wickes, Charlotte Observer, 7 Aug. 2026 For instance, carrying groceries demands strength and stability but less rigid activation than a heavy dead lift would. — Dana Santas, CNN Money, 6 Aug. 2026 See All Example Sentences for rigid

Recent Examples of Synonyms for rigid

Adjective

Beijing's core motivation is maintaining strict capital controls; a freely transferable yuan token would undermine this.

— Zennon Kapron, Forbes.com, 10 Aug. 2026
The company said that its advanced production lines operate at 95% automation, using thousands of checkpoints to guarantee strict quality control.

— Mrigakshi Dixit, Interesting Engineering, 10 Aug. 2026

Definition of strict

Adjective

Coventry, for example, face Manchester City away in Gameweek Three, while some of the teams worth targeting early like Manchester United, Chelsea and Sunderland have tougher fixtures in Gameweeks Three or Four.

— Abdul Rehman, New York Times, 14 Aug. 2026
This summer has seen a confluence of challenges, including excessive heat that allows food contamination to grow and a pathogen that’s particularly tough to pin down.

— Deidre McPhillips, CNN Money, 13 Aug. 2026

Definition of tough

Adjective

Certainly Larimore is pointing out that hard times lead to hard truths and hard decisions.

— Christopher Arnott, Hartford Courant, 10 Aug. 2026
Perseus Rising in the northeast after dark, Perseus is not the easiest constellation to make sense of, but its rich star fields are hard to miss.

— Jamie Carter, Forbes.com, 10 Aug. 2026

Definition of hard

Adjective

Upshifting was laborious at times, requiring a stiff upward left shoe and causing shiftus interruptus.

— Josh Max, Forbes.com, 10 Aug. 2026
When Elliot Advisors acquired the company for $683 million in 2019, the retailer was struggling with years of declining sales, store closures, and stiff competition from Amazon and other online sellers.

— Sarah Glodek, Fortune, 10 Aug. 2026

Definition of stiff

Adjective

Mexico holds over 140 Tcf (trillion cubic feet) of unconventional gas resources, mostly in northern shale or tight sand basins.

— Ian Dexter Palmer, Forbes.com, 11 Aug. 2026
Amid tight security, Najib stood inside a cage wearing a prisoner’s uniform as the judge read the sentence.

— CNN Money, CNN Money, 11 Aug. 2026

Definition of tight

Adjective

Thanks to the shrinking publishing industry and dwindling writerly job market, the internet is rife with smart freelance editors, rigorous copy editors, and award-winning authors moonlighting as book doulas.

— Keziah Weir, Vanity Fair, 13 Aug. 2026
Every personal loan article is based on rigorous reporting by our team of expert writers and editors with extensive knowledge of personal loan products.

— Jasmin Suknanan, CNBC, 13 Aug. 2026

Definition of rigorous

Adjective

The island’s very existence—a prosperous, democratic Chinese society integrated with the West—offers a stinging rebuke to the claim that authoritarian rule is uniquely suited to the Chinese people.

— Charlie Campbell, Time, 11 Aug. 2026
The reason is that protesters fear that the Republic of Georgia will continue following an authoritarian path similar to Russia’s, crushing their hopes and dreams of being another Western-style democracy that is a member of NATO and the EU.

— Georg Szalai, HollywoodReporter, 10 Aug. 2026

Definition of authoritarian

Adjective

There's some solid Santa Maria-style BBQ tri-tip, as well as Tex Mex classics like nachos and quesadillas alongside a variety of burgers and fries.

— Condé Nast, Condé Nast Traveler, 15 Aug. 2026
Ryan Christie, Lewis Cook and Alex Toth are solid rotation options in midfield.

— Chris Weatherspoon, New York Times, 14 Aug. 2026

Definition of solid

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“Rigid.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/rigid. Accessed 16 Aug. 2026.

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Synonyms of rigid

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