Synonyms|250Antonyms|32|Broader|4Narrower|1Related|25
1
faithfulness(noun, correctness, precision, accuracy, rigor)
1
fidelity
1
firmness(noun, severity, toughness, strictness, rigidity)
1
flawlessness(noun, fastidiousness)
1
frostiness(noun, severity)
1
fundamentalism
1
fussiness(noun, fastidiousness)
1
gracelessness
1
gruffness(noun, severity)
1
hairiness
1
hardheartedness(noun, discipline, firmness, severity, harshness)
1
intricacy
1
leanness(noun, severity)
1
literalism(noun, fastidiousness)
1
matter-of-factness(noun, severity)
1
obstinacy
1
orderliness(noun, correctness, precision, accuracy, rigor)
1
orthodoxy
1
painstakingness(noun, correctness, precision, accuracy, rigor)
1
persnicketiness(noun, fastidiousness)
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APASmart Define. (2015). rigorousness thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/rigorousness/thesaurus/synonyms
ChicagoSmart Define. 2015. "rigorousness thesaurus" https://smartdefine.org/rigorousness/thesaurus/synonyms (accessed September 21, 2026).
HarvardSmart Define 2015, rigorousness thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/rigorousness/thesaurus/synonyms>.
MLASmart Define. "rigorousness thesaurus" 10 April 2015. Web. 21 September 2026. <https://smartdefine.org/rigorousness/thesaurus/synonyms>