11 entries under substantially topic. ×

8
significantly(adverb, really, seriously, quite, truly)
5
considerably
4
meaningfully
4
substantially
2
essentially
2
materially
1
actually
1
immanently
1
physically
1
really
1
tangibly
11 years ago|5.8k views|share |citing 
APASmart Define. (2015). importantly thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/importantly/thesaurus/synonyms
ChicagoSmart Define. 2015. "importantly thesaurus" https://smartdefine.org/importantly/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2015, importantly thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/importantly/thesaurus/synonyms>.
MLASmart Define. "importantly thesaurus" 14 April 2015. Web. 22 September 2026. <https://smartdefine.org/importantly/thesaurus/synonyms>