1
shameless(adjective, hard, tough, harsh, cruel)
1
sharkish
1
slavering
1
sour(adjective, hard, tough, harsh, cruel)
1
strong(adjective, severe, intense, violent, terrible)
1
subhuman
1
tameless
1
terminal
1
thuggish
1
tigerish(adjective, strong, severe, intense, violent)
1
tough(adjective, bad, hard, nasty, harsh)
1
toxic(adjective, injurious, damaging, destructive, fatal)
1
tyrannical(adjective, hard, tough, harsh, cruel)
1
ugly(adjective, bad, offensive, foul, revolting)
1
unchristian
1
uncivilized
1
uncompromising
1
uncontrite(adjective, hard, tough, harsh, cruel)
1
unfeeling
1
ungentle
11 years ago|13k views|share |citing 
APASmart Define. (2015). murderous thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/murderous/thesaurus/synonyms
ChicagoSmart Define. 2015. "murderous thesaurus" https://smartdefine.org/murderous/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2015, murderous thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/murderous/thesaurus/synonyms>.
MLASmart Define. "murderous thesaurus" 17 July 2015. Web. 23 September 2026. <https://smartdefine.org/murderous/thesaurus/synonyms>