83 entries under large topic. ×

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princely(adjective, substantial, generous)
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principal(significant, considerable)
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reasonable(significant, substantial)
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renowned(significant, substantial)
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respectable(significant, substantial)
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serious(significant, considerable)
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solid(significant, considerable)
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solid gold(expression, significant, substantial)
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something(significant, substantial)
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something else(expression, significant, substantial)
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sound(significant, considerable)
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stable(significant, considerable)
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steady(significant, considerable)
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stout(significant, considerable)
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sturdy(significant, considerable)
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super(great, big, significant, substantial)
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super-duper(significant, substantial)
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to the max(expression, idiom, significant, substantial)
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tolerable(adjective, significant, substantial, acceptable)
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unreal(significant, substantial)
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APASmart Define. (2015). plentiful thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/plentiful/thesaurus/synonyms
ChicagoSmart Define. 2015. "plentiful thesaurus" https://smartdefine.org/plentiful/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2015, plentiful thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/plentiful/thesaurus/synonyms>.
MLASmart Define. "plentiful thesaurus" 10 April 2015. Web. 24 September 2026. <https://smartdefine.org/plentiful/thesaurus/synonyms>