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more rigorous

ADJECTIVE

severe; exact

Synonyms

STRONGEST

accurate brutal burdensome correct exacting harsh meticulous onerous precise proper rigid scrupulous strict stringent uncompromising

WEAK

ascetic austere bitter definite dogmatic hard inclement inflexible intemperate ironhanded nice oppressive punctilious right rugged stern stiff unpermissive

Antonyms

STRONGEST

careless easy false flexible gentle imprecise improper inaccurate incorrect inexact kind lenient negligent questionable soft tolerant unsuitable wrong yielding

WEAK

easy-going lax loose mild

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Since Thomas's death, his father has become an advocate for change, urging more rigorous legislation to confront online spaces that guide people toward harm.

From Barron's • May 29, 2026

Canadian policymakers have encouraged a more rigorous interpretation of antitrust laws amid criticism that a concentration in key industries has limited competition and weighed on the country’s productivity.

From The Wall Street Journal • May 5, 2026

Many industries have adopted more rigorous “service guarantees” because they recognize that people’s time is valuable.

From MarketWatch • May 1, 2026

The authors emphasize that although NAD+-based supplements and therapies are being widely investigated, stronger collaboration and more rigorous clinical testing are essential.

From Science Daily • Mar. 24, 2026

Perform an energetic rhythm on a drum to engage children to move or prepare for a more rigorous physical transition.

From "Music and the Child" by Natalie Sarrazin