Synonyms|773Antonyms|134|Broader|8Narrower|8Related|455

50 entries under substantial topic. ×

1
mondo(big, important, significant, large)
1
necessary(adjective, great, big, important, significant)
1
solid gold(expression, big, important, significant)
1
something(big, important, significant, large)
1
something else(expression, big, important, significant)
1
super(big, important, significant, large)
1
super-duper(big, important, significant, large)
1
to the max(expression, idiom, big, important)
1
unreal(big, important, significant, large)
1
venerable(big, important, significant, large)
0
abundant(significant, large)
0
ample(significant, large)
0
appreciable(significant, large)
0
astronomical(significant, large)
0
bountiful(significant, large)
0
comfortable(significant, large)
0
commodious(significant, large)
0
goodly(significant, large)
0
hefty(significant, large)
0
huge(strong, powerful, significant, large)
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APASmart Define. (2016). influential thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/influential/thesaurus/synonyms
ChicagoSmart Define. 2016. "influential thesaurus" https://smartdefine.org/influential/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2016, influential thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/influential/thesaurus/synonyms>.
MLASmart Define. "influential thesaurus" 29 March 2016. Web. 23 September 2026. <https://smartdefine.org/influential/thesaurus/synonyms>