136 entries under strong topic. ×

1
able-bodied(adjective, sound, tough, fit)
1
active(adjective, sound, tough, solid)
1
adamant(adjective, flat, certain, determined)
1
anchored(calm, solid, steady, substantial)
1
athletic(adjective, sound, tough, fit)
1
balanced(adjective, calm, secure, firm)
1
big(adjective, sound, tough, solid)
1
bound(adjective, set, flat, firm)
1
brawny(fit, healthy, well, robust)
1
brick-wall(adjective, calm, secure, firm)
1
burly(fit, healthy, well, robust)
1
calm(adjective, quiet, cool, secure)
1
capable(adjective, calm, quiet, sound)
1
close(adjective, correct, firm, true)
1
dead set on(expression, idiom, firm, solid)
1
definite(adjective, clear, complete, flat)
1
energetic(adjective, sound, tough, solid)
1
equable(adjective, calm, secure, firm)
1
even(adjective, calm, secure, firm)
1
exact(adjective, close, correct, flat)
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APASmart Define. (2016). enduring thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/enduring/thesaurus/synonyms
ChicagoSmart Define. 2016. "enduring thesaurus" https://smartdefine.org/enduring/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2016, enduring thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/enduring/thesaurus/synonyms>.
MLASmart Define. "enduring thesaurus" 29 March 2016. Web. 23 September 2026. <https://smartdefine.org/enduring/thesaurus/synonyms>