3
rightness(noun, precision)
3
rigourousness
3
trouble(noun, blow, difficulty, distress, care)
3
visitation(noun, trouble, blow, distress, care)
2
abstinence(austerity, self-discipline, abstemiousness)
2
accurateness(noun, precision, accuracy)
2
annoyance(noun, trouble, blow, distress, care)
2
arduousness(discipline, strictness)
2
asceticism(severity, strictness, austerity, sternness, self-discipline)
2
awkwardness
2
badness
2
bite(noun, coldness, coolness, nip)
2
blight
2
brutality(harshness, sternness)
2
bummer(noun, trouble, difficulty, drag, hardship)
2
callousness
2
care(noun, trouble, blow, distress, burden)
2
clumsiness
2
cold
2
coldness(noun, severity, harshness, strictness, coolness)
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APASmart Define. (2015). rigor thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/rigor/thesaurus/synonyms
ChicagoSmart Define. 2015. "rigor thesaurus" https://smartdefine.org/rigor/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2015, rigor thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/rigor/thesaurus/synonyms>.
MLASmart Define. "rigor thesaurus" 13 April 2015. Web. 22 September 2026. <https://smartdefine.org/rigor/thesaurus/synonyms>