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

More than half the adults in states with the most stringent bans are in that group. —Geoff Mulvihill, Fortune, 25 July 2025

City spokesperson Carolina Camarena denied the union’s claims that the overtime directive was retaliatory, noting that all other departments had been informed on multiple occasions to adhere to more stringent cost control measures for overtime. —Robert Salonga, Mercury News, 22 July 2025

This city, storied and prideful, and this fanbase, once spoiled and stringent with its standards, know their worth. —Joel Lorenzi, New York Times, 18 July 2025

In addition to independent accreditation organizations, a number of states have developed stringent regulations and camp safety councils to keep children safe. —Michael Loria, USA Today, 8 July 2025

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