76 entries under fierce topic. ×

5
heartless(adjective, mean, evil, nasty, harsh)
5
merciless(adjective, mean, evil, nasty, harsh)
5
remorseless(adjective, mean, harsh, violent, cruel)
4
bad(adjective, mean, violent, wild)
4
feral(adjective, adverb, mean, low, harsh)
4
hellish(adjective, evil, nasty, harsh, violent)
4
truculent(adjective, harsh, rude, violent, cruel)
3
bloody(adjective, harsh, violent, cruel, vicious)
3
cold-blooded(adjective, mean, evil, nasty, harsh)
3
demoniac(adjective, evil, nasty, harsh, violent)
3
depraved(adjective, adverb, evil, nasty, low)
3
monstrous(adjective, adverb, evil, nasty, low)
3
nasty(adjective, mean, violent, wild, cruel)
3
rough(adjective, rude, violent, wild, cruel)
3
rude(adjective, violent, cruel, vicious)
2
base(adjective, adverb, low, violent, wild)
2
degenerate(adjective, evil, nasty, harsh, violent)
2
evil(adjective, nasty, harsh, violent, wild)
2
infernal(adjective, evil, harsh, violent, cruel)
2
malicious(adjective, mean, evil, nasty, harsh)
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APASmart Define. (2016). sadistic thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/sadistic/thesaurus/synonyms
ChicagoSmart Define. 2016. "sadistic thesaurus" https://smartdefine.org/sadistic/thesaurus/synonyms (accessed September 27, 2026).
HarvardSmart Define 2016, sadistic thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/sadistic/thesaurus/synonyms>.
MLASmart Define. "sadistic thesaurus" 24 March 2016. Web. 27 September 2026. <https://smartdefine.org/sadistic/thesaurus/synonyms>