1
forcefulness(noun, control, force, power, strength)
1
forcibleness(noun, control, force, power, strength)
1
formidability(noun, difficulty)
1
frustration(noun, trouble, difficulty, pain, struggle)
1
fussiness(noun, difficulty)
1
get-up-and-go(noun, control, force, power, strength)
1
hairiness
1
hard job
1
hard labor
1
hardship(noun, trouble, difficulty, pain, struggle)
1
harshness(noun, difficulty)
1
hazard(noun, trouble, difficulty, pain, struggle)
1
hindrance(noun, trouble, difficulty, pain, struggle)
1
hitch(noun, trouble, difficulty, pain, struggle)
1
hot water(noun, expression, trouble, difficulty, pain)
1
impasse(noun, trouble, difficulty, pain, struggle)
1
industry
1
intensity
1
jurisdiction(noun, control, force, power, strength)
1
knot(noun, trouble, difficulty, pain, struggle)
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APASmart Define. (2015). strenuousness thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/strenuousness/thesaurus/synonyms
ChicagoSmart Define. 2015. "strenuousness thesaurus" https://smartdefine.org/strenuousness/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2015, strenuousness thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/strenuousness/thesaurus/synonyms>.
MLASmart Define. "strenuousness thesaurus" 10 April 2015. Web. 23 September 2026. <https://smartdefine.org/strenuousness/thesaurus/synonyms>