121 entries under noun topic. ×

6
arduousness(trouble, difficulty, pain, struggle)
5
hardness(difficulty, toughness)
4
complexity(difficulty, adversity, complication, intricacy)
4
complication(trouble, difficulty, pain, struggle)
4
difficulty(difficulty, situation, problem, adversity)
4
might(force, power, strength, ability)
4
toughness(difficulty, hardness, tedium, arduousness)
3
assiduity
3
onerousness(difficulty, exertion, laboriousness)
3
power(control, strength, energy, ability)
3
strength(control, force, power, ability)
2
activity
2
adversity(trouble, difficulty, pain, struggle)
2
diligence
2
energy(control, force, power, strength)
2
force(control, power, strength, ability)
2
intricacy(adversity, complication, complexity, complicatedness)
2
labor(trouble, difficulty, pain, struggle)
2
laboriousness(trouble, difficulty, pain, struggle)
2
potency(force, power, strength, ability)
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APASmart Define. (2015). strenuousness thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/strenuousness/thesaurus/synonyms
ChicagoSmart Define. 2015. "strenuousness thesaurus" https://smartdefine.org/strenuousness/thesaurus/synonyms (accessed September 27, 2026).
HarvardSmart Define 2015, strenuousness thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/strenuousness/thesaurus/synonyms>.
MLASmart Define. "strenuousness thesaurus" 10 April 2015. Web. 27 September 2026. <https://smartdefine.org/strenuousness/thesaurus/synonyms>