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

Now, packages that would have once sailed through customs with ease will be subject to more stringent formal entry requirements along with tariffs and fees. —Kate Nishimura, Sourcing Journal, 28 Aug. 2025

The bid to take Canada Goose private is not surprising, according to several industry watchers, as going private would give buyers greater autonomy to turn around the company, without the extra scrutiny that comes with stringent financial disclosures mandated for public enterprises. —Anniek Bao, CNBC, 27 Aug. 2025

Florida maintains stringent regulations against asbestos that are enforced by the state’s Department of Environmental Protection, and condominium associations must comply with federal requirements such as the National Emission Standards for Hazardous Air Pollutants. —Eduardo J. Valdes, Miami Herald, 27 Aug. 2025

The requirements and safety standards are stringent. —River Selby august 25, Literary Hub, 25 Aug. 2025

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