80 entries under large topic. ×

1
sizable(adjective, great, big, full, significant)
1
something(big, important, significant, substantial)
1
something else(expression, big, important, significant, substantial)
1
super(great, big, important, significant, substantial)
1
super-duper(big, important, significant, substantial)
1
to the max(expression, idiom, big, important, substantial)
1
tremendous(amazing, sturdy, robust, astonishing)
1
unreal(big, important, significant, substantial, amazing)
1
venerable(big, important, significant, substantial)
0
fab(bright, big, important, substantial, rich)
0
appreciable(significant, substantial)
0
astronomical(significant, substantial)
0
major(significant, substantial, sturdy, robust)
0
marked(significant, substantial)
0
noticeable(significant, substantial)
0
reasonable(significant, substantial)
0
respectable(significant, substantial)
0
thumping(great, big, sturdy, huge)
0
tidy(great, big, significant, substantial)
0
tolerable(significant, substantial)
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APASmart Define. (2016). fat thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/fat/thesaurus/synonyms
ChicagoSmart Define. 2016. "fat thesaurus" https://smartdefine.org/fat/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2016, fat thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/fat/thesaurus/synonyms>.
MLASmart Define. "fat thesaurus" 29 March 2016. Web. 25 September 2026. <https://smartdefine.org/fat/thesaurus/synonyms>