Synonyms|250Antonyms|32|Broader|4Narrower|1Related|25

127 entries under noun topic. ×

13
severity(easy, condition, discipline, firmness)
11
rigor(easy, condition, discipline, firmness)
10
rigour
10
strictness(easy, condition, discipline, firmness)
9
grimness(discipline, firmness, severity, harshness)
8
hardness(easy, condition, discipline, firmness)
8
harshness(easy, condition, discipline, firmness)
7
hardship(difficulty, laboriousness, strenuousness)
7
rigidity(easy, condition, discipline, firmness)
7
stiffness(difficulty, firmness, rigidity, inflexibility)
6
asperity(harshness, sternness)
6
meticulousness(distinction, refinement, severity, correctness)
6
nicety(point, distinction, correctness, precision)
6
stringency(easy, condition, discipline, firmness)
5
austerity(easy, condition, discipline, firmness)
5
exactness(distinction, refinement, correctness, precision)
4
accuracy(correctness, precision, fastidiousness)
4
inclemency
4
inflexibility(firmness, severity, strictness, rigidity)
4
precision(distinction, refinement, correctness, accuracy)
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APASmart Define. (2015). rigorousness thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/rigorousness/thesaurus/synonyms
ChicagoSmart Define. 2015. "rigorousness thesaurus" https://smartdefine.org/rigorousness/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2015, rigorousness thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/rigorousness/thesaurus/synonyms>.
MLASmart Define. "rigorousness thesaurus" 10 April 2015. Web. 25 September 2026. <https://smartdefine.org/rigorousness/thesaurus/synonyms>