99 entries under adverb topic. ×

12
extremely(quantity, enough, measurement, summing up)
11
exceedingly(quantity, enough, measurement, summing up)
11
greatly(quantity, enough, measurement, summing up)
11
hugely(quantity, enough, measurement, summing up)
11
immensely(quantity, enough, measurement, summing up)
11
enormously(quantity, enough, measurement, summing up)
9
considerably(quantity, enough, measurement, summing up)
7
largely(quantity, enough, measurement, summing up)
7
tremendously(well, very, really, seriously)
6
broadly
6
extensively
6
highly(quantity, enough, measurement, summing up)
6
very(really, much, extremely)
5
colossally(enormously, hugely, infinitely, incalculably)
5
much(quantity, enough, measurement, summing up)
4
incredibly(quantity, enough, measurement, summing up)
4
infinitely(very, really, seriously, deeply)
4
mightily(very, really, seriously, deeply)
4
notably(quantity, enough, measurement, summing up)
4
prodigiously
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APASmart Define. (2015). vastly thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/vastly/thesaurus/synonyms
ChicagoSmart Define. 2015. "vastly thesaurus" https://smartdefine.org/vastly/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2015, vastly thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/vastly/thesaurus/synonyms>.
MLASmart Define. "vastly thesaurus" 14 April 2015. Web. 24 September 2026. <https://smartdefine.org/vastly/thesaurus/synonyms>