120 entries under fierce topic. ×

10
uncivilized(adjective, simple, rude, violent, wild)
9
bloodthirsty(adjective, strong, severe, evil, nasty)
9
fell(adjective, strong, severe, intense, violent)
9
fiendish(adjective, evil, violent, wild)
9
murderous(adjective, strong, severe, intense, violent)
8
unfeeling(adjective, hard, evil, rough, nasty)
8
violent(adjective, strong, severe, intense, terrible)
7
atrocious(adjective, evil, nasty, harsh, rude)
7
crude(adjective, simple, rough, nasty, offensive)
7
heartless(adjective, hard, evil, nasty, harsh)
7
rough(adjective, simple, nasty, rude, violent)
7
truculent(adjective, strong, severe, intense, rude)
7
uncivil(adjective, nasty, rude, cruel, dirty)
6
grim(adjective, violent, cruel, vicious)
6
hard(adjective, evil, nasty, harsh, cold)
6
impolite(adjective, nasty, offensive, rude, cruel)
6
primitive(adjective, strong, severe, rough, intense)
6
sadistic(adjective, adverb, evil, nasty, low)
6
uncouth(adjective, rough, nasty, offensive, rude)
6
unmerciful(adjective, violent, cruel, vicious)
11 years ago|11k views|share |citing 
APASmart Define. (2015). brutish thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/brutish/thesaurus/synonyms
ChicagoSmart Define. 2015. "brutish thesaurus" https://smartdefine.org/brutish/thesaurus/synonyms (accessed September 26, 2026).
HarvardSmart Define 2015, brutish thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/brutish/thesaurus/synonyms>.
MLASmart Define. "brutish thesaurus" 17 July 2015. Web. 26 September 2026. <https://smartdefine.org/brutish/thesaurus/synonyms>