203 entries under adverb topic. ×

6
energetically(fast, fully, intensely, fiercely)
6
fixedly(firm, sharply, solidly, tightly)
6
inflexibly(strongly, definitely, rigidly, obstinately)
6
powerfully(fast, fully, intensely, fiercely)
6
stoutly(fully, quickly, strongly, heavily)
6
sturdily(fully, powerfully, strongly, greatly)
6
tenaciously(firm, resolutely, obstinately, stubbornly)
6
vigorously(fast, fully, intensely, fiercely)
5
unwaveringly
5
unyieldingly
4
adamantly(definitely, resolutely, determinedly, obstinately)
4
close(fast, intensely, fiercely, violently)
4
compactly
4
concretely
4
decidedly
4
definitely(absolutely, very, really, exactly)
4
determinedly
4
durably(severely, strongly, definitely, strictly)
4
earnestly(fast, intensely, fiercely, quickly)
4
faithfully(absolutely, very, really, thoroughly)
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APASmart Define. (2015). firmly thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/firmly/thesaurus/synonyms
ChicagoSmart Define. 2015. "firmly thesaurus" https://smartdefine.org/firmly/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2015, firmly thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/firmly/thesaurus/synonyms>.
MLASmart Define. "firmly thesaurus" 14 April 2015. Web. 25 September 2026. <https://smartdefine.org/firmly/thesaurus/synonyms>