1
animality
1
arrogance
1
atrocity
1
attention to fact(expression, idiom)
1
ax to grind(expression, idiom, protest, objection, complaint)
1
bad luck(noun, expression, trouble, difficulty, drag)
1
bad news(noun, expression, difficulty, mess, hardship)
1
bane(noun, trouble, blow, distress, care)
1
barbarity
1
big problem(noun, expression, trouble, blow, distress)
1
bind(noun, difficulty, mess, hardship, jam)
1
bitterness
1
bleakness
1
bloodlust
1
blow(noun, trouble, distress, care, burden)
1
bother(noun, trouble, blow, distress, care)
1
bothersomeness
1
briskness
1
burden(noun, trouble, blow, distress, care)
1
burdensomeness
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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>