78 entries under large topic. ×

1
principal(great, big, important, substantial)
1
renowned(big, important, significant, substantial)
1
sizable(significant, substantial, considerable)
1
solid gold(expression, big, important, significant, substantial)
1
something else(expression, adjective, big, unusual, important)
1
sound(significant, forceful, logical, considerable)
1
stable(adjective, strong, solid, big, important)
1
steady(adjective, strong, solid, big, important)
1
super(adjective, good, big, unusual, important)
1
super-duper(big, important, significant, substantial)
1
tidy(significant, substantial, considerable)
1
to the max(expression, idiom, big, important, substantial)
1
unreal(big, important, significant, substantial)
1
valuable(adjective, good, sensible, big, important)
1
venerable(big, important, significant, substantial)
0
fab(big, important, significant, substantial)
0
fat(big, heavy, important, significant, substantial)
0
ample(significant, substantial, considerable)
0
astronomical(significant, substantial)
0
big-deal(significant, considerable)
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APASmart Define. (2016). meaningful thesaurus. Retrieved September 29, 2026, from https://smartdefine.org/meaningful/thesaurus/synonyms
ChicagoSmart Define. 2016. "meaningful thesaurus" https://smartdefine.org/meaningful/thesaurus/synonyms (accessed September 29, 2026).
HarvardSmart Define 2016, meaningful thesaurus, Smart Define, viewed 29 September, 2026, <https://smartdefine.org/meaningful/thesaurus/synonyms>.
MLASmart Define. "meaningful thesaurus" 29 March 2016. Web. 29 September 2026. <https://smartdefine.org/meaningful/thesaurus/synonyms>