55 entries under fierce topic. ×

7
pitiless(adjective, animal, mean, severe, nasty)
7
untamed(adjective, animal, harsh, physical, violent)
6
bloodthirsty(adjective, severe, evil, nasty, harsh)
6
sadistic(adjective, adverb, evil, nasty, low)
6
truculent(adjective, animal, mean, kind, violent)
5
harsh(adjective, severe, evil, nasty, violent)
5
hellish(adjective, evil, nasty, harsh, violent)
5
inhumane(adjective, animal, mean, severe, evil)
4
callous(adjective, evil, nasty, harsh, cruel)
4
diabolical(adjective, animal, mean, harsh, violent)
4
hard(adjective, severe, evil, nasty, harsh)
4
violent(adjective, wild, cruel, vicious)
3
bloody(adjective, harsh, violent, vicious)
3
cold-blooded(adjective, mean, evil, nasty, harsh)
3
demoniac(adjective, evil, nasty, harsh, violent)
3
devilish(adjective, animal, mean, harsh, violent)
3
heartless(adjective, mean, severe, evil, nasty)
3
unfeeling(adjective, animal, mean, severe, evil)
3
wolfish(adjective, kind, harsh, violent, cruel)
2
ferine(adjective, adverb, rough, low, harsh)
10 years ago|10k views|share |citing 
APASmart Define. (2016). bestial thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/bestial/thesaurus/synonyms
ChicagoSmart Define. 2016. "bestial thesaurus" https://smartdefine.org/bestial/thesaurus/synonyms (accessed September 28, 2026).
HarvardSmart Define 2016, bestial thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/bestial/thesaurus/synonyms>.
MLASmart Define. "bestial thesaurus" 24 March 2016. Web. 28 September 2026. <https://smartdefine.org/bestial/thesaurus/synonyms>