1,499 entry under adjective topic. ×

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tenable(strain, firmness, labour, hardiness)
39
enormous(feature, characteristic, person, body)
39
herculean(feature, characteristic, force, energy)
39
stationary(strain, firmness, labour, hardiness)
38
defensive(strain, firmness, labour, hardiness)
38
constant(calm, good, tough, strain)
38
long-standing(strain, firmness, labour, hardiness)
38
rock-solid(hard, strain, firmness, compact)
38
unalterable(strain, firmness, labour, hardiness)
38
withstanding(strain, stiff, firmness, sturdy)
37
immense(feature, characteristic, person, body)
37
immune(strain, firmness, safe, unaffected)
37
resist(verb, strain, firmness, labour)
37
hulking(feature, characteristic, solid, large)
37
prodigious(feature, characteristic, person, body)
37
settled(secure, easy, strain, flat)
36
viable(strain, firmness, labour, hardiness)
36
endurant(strain, firmness, labour, hardiness)
36
gigantic(feature, characteristic, size)
36
stabile(strain, firmness, labour, hardiness)
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APASmart Define. (2016). strong thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/strong/thesaurus/synonyms
ChicagoSmart Define. 2016. "strong thesaurus" https://smartdefine.org/strong/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2016, strong thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/strong/thesaurus/synonyms>.
MLASmart Define. "strong thesaurus" 1 April 2016. Web. 24 September 2026. <https://smartdefine.org/strong/thesaurus/synonyms>