69 entries under substantial topic. ×

1
standout(great, extraordinary, big, significant)
1
underlined(big, heavy, important, essential)
1
valuable(adjective, big, significant, vital)
0
big deal(expression, big, heavy)
0
bulky(big, heavy)
0
burdensome(harsh, big, heavy, rigid)
0
cumbersome(big, heavy)
0
cumbrous(big, heavy)
0
dense(big, heavy)
0
extensive(big, significant, valuable, vital)
0
fat(big, heavy)
0
fleshy(big, heavy)
0
forcible(sharp, big, heavy, cutting)
0
hefty(big, heavy)
0
large(big, significant, valuable, vital)
0
marked(big, significant, valuable, vital)
0
massive(big, heavy)
0
mattering much(expression, big, significant, valuable)
0
no-nonsense(big, heavy)
0
obese(big, heavy)
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APASmart Define. (2016). critical thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/critical/thesaurus/synonyms
ChicagoSmart Define. 2016. "critical thesaurus" https://smartdefine.org/critical/thesaurus/synonyms (accessed September 27, 2026).
HarvardSmart Define 2016, critical thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/critical/thesaurus/synonyms>.
MLASmart Define. "critical thesaurus" 16 February 2016. Web. 27 September 2026. <https://smartdefine.org/critical/thesaurus/synonyms>