41 entries under substantial topic. ×

1
heavyweight(figure, big, heavy, star)
1
weighty(adjective, big, heavy, important)
0
big
0
bulky(big, heavy)
0
burdensome(big, heavy)
0
consequential(big, heavy)
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considerable(big, heavy)
0
critical(big, heavy)
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crucial(big, heavy)
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cumbersome(big, heavy)
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cumbrous(big, heavy)
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dense(big, heavy)
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earnest(big, heavy)
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fat(big, heavy)
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fleshy(big, heavy)
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forcible(big, heavy)
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grave(big, heavy)
0
heavy
0
hefty(big, heavy)
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life and death(expression, idiom, big, heavy)
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APASmart Define. (2015). big deal thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/big_deal/thesaurus/synonyms
ChicagoSmart Define. 2015. "big deal thesaurus" https://smartdefine.org/big_deal/thesaurus/synonyms (accessed September 28, 2026).
HarvardSmart Define 2015, big deal thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/big_deal/thesaurus/synonyms>.
MLASmart Define. "big deal thesaurus" 14 April 2015. Web. 28 September 2026. <https://smartdefine.org/big_deal/thesaurus/synonyms>