Synonyms of stringent

stringent

adjective

ˈstrin-jənt 

as in strict

not allowing for any exceptions or loosening of standards

stringent rules against unauthorized persons being in the building

Synonyms & Similar Words

• strict
• rigorous
• rigid
• exacting
• uncompromising
• hard-line
• inflexible
• steadfast
• meticulous
• conscientious
• adamant
• cast-iron
• scrupulous
• relentless
• punctilious
• exact
• painstaking
• stubborn
• brassbound
• close
• undeviating
• unbending
• tough
• tenacious
• harsh
• fussy
• determined
• resolved
• unflinching
• severe
• dogged
• unrelenting
• adamantine
• stern
• implacable
• demanding
• unyielding
• firm
• austere
• unsparing
• single-minded
• hardened
• immovable
• grim
• hard
• flinty
• unappeasable
• ironbound
• hard-hearted

Antonyms & Near Antonyms

• lax
• flexible
• loose
• relaxed
• slack
• compliant
• mild
• lenient
• gentle
• easy
• yielding
• pliant
• pliable
• acquiescent
• soft
• tolerant
• indulgent
• merciful
• kindly
• easygoing
• compromising
• negligent
• sloppy
• slipshod
• neglectful
• relenting
• slovenly
• remiss
• spoiling
• pampering
• unfussy

Synonym Chooser

How is the word stringent distinct from other similar adjectives?

Some common synonyms of stringent are rigid, rigorous, and strict. While all these words mean "extremely severe or stern," stringent suggests severe, tight restriction or limitation.

stringent standards of admission

Where would rigid be a reasonable alternative to stringent?

The synonyms rigid and stringent are sometimes interchangeable, but rigid implies uncompromising inflexibility.

rigid rules of conduct

When might rigorous be a better fit than stringent?

While the synonyms rigorous and stringent are close in meaning, rigorous implies the imposition of hardship and difficulty.

the rigorous training of recruits

When could strict be used to replace stringent?

Although the words strict and stringent have much in common, strict emphasizes undeviating conformity to rules, standards, or requirements.

strict enforcement of the law

Example Sentences

Recent Examples of stringent

The Cru Bourgeois de Médoc has always maintained very stringent guidelines and the classification has been updated every five years since 2010. —Mike Desimone, Robb Report, 8 May 2025

Harris is having a ball as the fun but sage father, and Pittman adds a tangible tenor of heart to her concerned mom’s stringent commands. —Ben Travers, IndieWire, 8 May 2025

There are permissible uses of CMS data for medical research but very stringent privacy laws, Jeff Wurzburg, former HHS general counsel and a health care regulatory attorney at Norton Rose Fulbright, said before Wednesday’s announcement. —Sarah Owermohle, CNN Money, 7 May 2025

Computer vision technologies can identify defects and ensure that parts meet stringent aerospace standards. —Kathleen Walch, Forbes.com, 27 Apr. 2025

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