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

This supports meeting stringent regulatory requirements like HIPAA, GDPR, CMMC and PCI-DSS, even for AI/ML workloads with highly sensitive datasets. —Expert Panel®, Forbes.com, 21 May 2025

Instead of dictating stringent requirements to contractors and purchasing the satellites outright, the Space Force will levy fewer requirements and select a commercial company to develop the next generation of GSSAP satellites. —ArsTechnica, 19 May 2025

The company sets stringent, but achievable, environmental and social criteria that drive meaningful change. —Lauren Parker, Sourcing Journal, 19 May 2025

Starting the clock in 1980 is rhetorically convenient because inequality was then unusually low, following decades of steep taxation and stringent regulation that had dampened entrepreneurship and curtailed many ambitious career paths. —Daniel Waldenstrom, Foreign Affairs, 19 May 2025

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