20
fiercely(adverb, terrible, fast, sprightly, severely)
12
savagely(adverb, fast, sprightly, severely, intensely)
10
furiously(adverb, fast, sprightly, severely, intensely)
9
brutally(adverb, terrible, fast, sprightly, severely)
9
barbarously(adverb, terrible, in awful way)
8
cruelly(adverb, fast, sprightly, severely, intensely)
8
wildly(adverb, fast, sprightly, severely, intensely)
7
ferally(adverb, terrible, in awful way)
7
violently(adverb, fast, sprightly, severely, intensely)
7
brutishly(adverb, terrible, in awful way)
6
atrociously(adverb, terrible, in awful way)
6
grimly(adverb, in awful way)
6
vehemently(adverb, violently)
6
viciously(adverb, fast, sprightly, severely, intensely)
5
barbarically(adverb, terrible, in awful way)
5
diabolically(adverb, terrible, in awful way)
4
madly(adverb, fast, sprightly, severely, intensely)
4
truculently
3
bestially
3
cold-fistedly(adverb, terrible, in awful way)
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APASmart Define. (2016). ferociously thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/ferociously/thesaurus/synonyms
ChicagoSmart Define. 2016. "ferociously thesaurus" https://smartdefine.org/ferociously/thesaurus/synonyms (accessed September 20, 2026).
HarvardSmart Define 2016, ferociously thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/ferociously/thesaurus/synonyms>.
MLASmart Define. "ferociously thesaurus" 24 March 2016. Web. 20 September 2026. <https://smartdefine.org/ferociously/thesaurus/synonyms>