1
irritation(noun, painfulness)
1
knot(noun, trouble, difficulty, pain, struggle)
1
knottiness(noun, difficulty)
1
labor(noun, trouble, difficulty, pain, struggle)
1
mess(noun, trouble, difficulty, pain, struggle)
1
misery(noun, painfulness)
1
misfortune(noun, trouble, difficulty, pain, struggle)
1
muddle(noun, trouble, difficulty, pain, struggle)
1
obstacle(noun, trouble, difficulty, pain, struggle)
1
obstruction(noun, trouble, difficulty, pain, struggle)
1
odiousness(noun, painfulness)
1
offensiveness(noun, painfulness)
1
ordeal(noun, difficulty)
1
pain(noun, trouble, difficulty, struggle, obstacle)
1
perplexity(noun, trouble, difficulty, pain, struggle)
1
pickle(noun, trouble, difficulty, pain, struggle)
1
predicament(noun, trouble, difficulty, pain, struggle)
1
quagmire(noun, trouble, difficulty, pain, struggle)
1
quandary(noun, trouble, difficulty, pain, struggle)
1
rigorousness(noun, difficulty, discipline, strictness, laboriousness)
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APASmart Define. (2015). arduousness thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/arduousness/thesaurus/synonyms
ChicagoSmart Define. 2015. "arduousness thesaurus" https://smartdefine.org/arduousness/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2015, arduousness thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/arduousness/thesaurus/synonyms>.
MLASmart Define. "arduousness thesaurus" 10 April 2015. Web. 22 September 2026. <https://smartdefine.org/arduousness/thesaurus/synonyms>