628 entries under strenuous topic. ×

4
stable(adjective, power, intense)
4
steady(adjective, strength, stable)
4
stiff(adjective, power, intense)
4
strengthened(adjective, power, intense)
4
substantiatable(adjective, strength, stable)
4
success(noun, force, power)
4
sufferable(adjective, strength, stable)
4
supportable(adjective, strength, stable)
4
sustainably(adjective, strength, stable)
4
tenable(adjective, strength, stable)
4
unbroken(adjective, strength, stable)
4
unfailing(adjective, strength, stable)
4
vehement(adjective, power, intense)
4
verifiable(adjective, strength, stable)
4
weapons-grade(adjective, power, intense)
4
well-set(adjective, power, intense)
3
abrading(noun, adjective, feature, force, power)
3
ace(noun, verb, adjective, feature, action)
3
action(noun, adjective, feature, force, power)
3
alacrity(noun, force, power)
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APASmart Define. (2016). strong thesaurus. Retrieved September 29, 2026, from https://smartdefine.org/strong/thesaurus/related
ChicagoSmart Define. 2016. "strong thesaurus" https://smartdefine.org/strong/thesaurus/related (accessed September 29, 2026).
HarvardSmart Define 2016, strong thesaurus, Smart Define, viewed 29 September, 2026, <https://smartdefine.org/strong/thesaurus/related>.
MLASmart Define. "strong thesaurus" 1 April 2016. Web. 29 September 2026. <https://smartdefine.org/strong/thesaurus/related>