Thesaurus
Synonyms & Antonyms of rigorous
1
given to exacting standards of discipline and self-restraint
- a rigorous football coach who pushes his players to their physical and mental limits
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2
meeting the highest standard of accuracy
- a rigorous analysis of the data
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Antonyms for rigorous
3
not allowing for any exceptions or loosening of standards
- a rigorous diet and exercise regimen
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4
requiring considerable physical or mental effort
- studied for umpteen months for the rigorous exam
Synonyms for rigorous
- arduous,
- Augean,
- backbreaking,
- challenging,
- demanding,
- difficult,
- effortful,
- exacting,
- formidable,
- grueling
- (or gruelling),
- hard,
- heavy,
- hellacious,
- herculean,
- killer,
- laborious,
- moiling,
- murderous,
- pick-and-shovel,
- rough,
- rugged,
- severe,
- stiff,
- strenuous,
- sweaty,
- tall,
- testing,
- toilsome,
- tough,
- uphill
Words Related to rigorous
Near Antonyms for rigorous
Antonyms for rigorous
- cheap,
- easy,
- effortless,
- facile,
- light,
- mindless,
- simple,
- soft,
- undemanding
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Cite this Entry
“Rigorous.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/rigorous. Accessed 19 Jan. 2022.
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Time Traveler for rigorous
The first known use of rigorous was in the 15th century
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