Synonyms|1.4kAntonyms|650|Broader|15Narrower|0Related|2.9k

128 entries under sturdy topic. ×

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uninjured(complete, solid, vigorous)
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unqualified(adjective, firm, solid, stable, fixed)
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unquestioning(adjective, firm, solid, stable, fixed)
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unshaken(adjective, firm, solid, stable, fixed)
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unswerving(adjective, firm, solid, stable, fixed)
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vibrant(complete, solid, vigorous)
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wholehearted(adjective, firm, solid, enthusiastic, vigorous)
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wrapped tight(expression, complete, solid, vigorous)
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APASmart Define. (2016). substantial thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/substantial/thesaurus/synonyms
ChicagoSmart Define. 2016. "substantial thesaurus" https://smartdefine.org/substantial/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2016, substantial thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/substantial/thesaurus/synonyms>.
MLASmart Define. "substantial thesaurus" 24 March 2016. Web. 25 September 2026. <https://smartdefine.org/substantial/thesaurus/synonyms>