51 entries under ferocious topic. ×

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brutal(strong, violent, menacing)
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brutish(adjective, strong, severe, intense, violent)
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cruel(adjective, strong, hard, tough, severe)
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fell(strong, violent, brutal, menacing)
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feral(strong, violent, brutal, menacing)
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murderous(strong, violent, brutal, menacing)
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relentless(strong, violent, brutal, menacing)
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tigerish(strong, violent, brutal, menacing)
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truculent(strong, violent, brutal, grumpy)
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untamed(strong, violent, brutal, menacing)
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vicious(strong, violent, brutal, menacing)
<123>
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APASmart Define. (2015). boisterous thesaurus. Retrieved September 30, 2026, from https://smartdefine.org/boisterous/thesaurus/synonyms
ChicagoSmart Define. 2015. "boisterous thesaurus" https://smartdefine.org/boisterous/thesaurus/synonyms (accessed September 30, 2026).
HarvardSmart Define 2015, boisterous thesaurus, Smart Define, viewed 30 September, 2026, <https://smartdefine.org/boisterous/thesaurus/synonyms>.
MLASmart Define. "boisterous thesaurus" 14 April 2015. Web. 30 September 2026. <https://smartdefine.org/boisterous/thesaurus/synonyms>