44 entries under significant topic. ×

5
considerable(adjective, big, substantial, large)
5
great(adjective, big, substantial, large)
5
substantial(adjective, big, large, sturdy)
4
tidy(adjective, informal, big, substantial)
3
fat(adjective, big, substantial, large)
3
huge(adjective, big, substantial, large)
2
commodious(adjective, spread, big, substantial)
2
goodly(substantial, large)
1
mondo(adjective, big, substantial, large)
0
abundant(substantial, large)
0
appreciable(substantial, large)
0
astronomical(substantial, large)
0
bountiful(substantial, large)
0
comfortable(substantial, large)
0
consequential(substantial, large)
0
distinguished(substantial, large)
0
doozie(substantial, large)
0
dynamite(substantial, large)
0
essential(substantial, large)
0
fab(substantial, large)
<123>
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APASmart Define. (2015). large-scale thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/large-scale/thesaurus/synonyms
ChicagoSmart Define. 2015. "large-scale thesaurus" https://smartdefine.org/large-scale/thesaurus/synonyms (accessed September 21, 2026).
HarvardSmart Define 2015, large-scale thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/large-scale/thesaurus/synonyms>.
MLASmart Define. "large-scale thesaurus" 13 April 2015. Web. 21 September 2026. <https://smartdefine.org/large-scale/thesaurus/synonyms>