16 entries under substantially topic. ×

23
considerably(adverb, quantity, pretty, very, enough)
8
importantly(adverb, really, seriously, quite, truly)
8
meaningfully(adverb, meaningfully)
7
quite(adverb, quantity, pretty, enough, measurement)
7
essentially(adverb, quantity, enough, measurement, summing up)
7
substantially
4
extensively(adverb, far, much, greatly, highly)
3
materially
3
noticeably(adverb, very, severely, much, clearly)
3
really
2
very much(expression, idiom, adverb, much, clearly)
1
actually
1
immanently
1
physically
1
tangibly
0
incomparably(adverb, much, greatly, notably)
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APASmart Define. (2016). significantly thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/significantly/thesaurus/synonyms
ChicagoSmart Define. 2016. "significantly thesaurus" https://smartdefine.org/significantly/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2016, significantly thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/significantly/thesaurus/synonyms>.
MLASmart Define. "significantly thesaurus" 24 March 2016. Web. 23 September 2026. <https://smartdefine.org/significantly/thesaurus/synonyms>