2
insanely(adverb, intensely, fiercely, wildly, crazily)
2
like crazy
2
like fury(expression, adverb, fast, sprightly, severely)
2
outrageously(adverb, violently)
2
passionately(adverb, intensely, fiercely, violently, hastily)
2
precipitantly
2
precipitously
2
promptly
2
rampantly
2
rapidly(adverb, intensely, fiercely, hastily, wildly)
2
rashly(intensely, fiercely, hastily, wildly, impulsively)
2
ravingly(adverb, violently)
2
rigorously(adverb, fast, sprightly, severely, seriously)
2
roughly(adverb, fast, sprightly, severely, intensely)
2
sharply(adverb, fast, sprightly, severely, seriously)
2
strongly(adverb, fast, sprightly, severely, seriously)
2
swiftly
2
tempestuously
2
with a vengeance(expression, idiom, greatness)
2
wrathfully
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APASmart Define. (2015). furiously thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/furiously/thesaurus/synonyms
ChicagoSmart Define. 2015. "furiously thesaurus" https://smartdefine.org/furiously/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2015, furiously thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/furiously/thesaurus/synonyms>.
MLASmart Define. "furiously thesaurus" 14 April 2015. Web. 25 September 2026. <https://smartdefine.org/furiously/thesaurus/synonyms>