5
cutthroat(adjective, mean, strong, severe, harsh)
5
debased(adjective, wrong, evil, corrupt, wicked)
5
degraded(adjective, wrong, evil, base, corrupt)
5
deleterious(adjective, mean, bad, evil, nasty)
5
destructive(adjective, bad, evil, harsh, violent)
5
devilish(adjective, bad, wrong, evil, harsh)
5
diabolic(adjective, evil, fiendish)
5
distressing(adjective, unpleasant, wicked, painful)
5
evil-minded(adjective, mean, nasty, wicked, hateful)
5
exquisite(adjective, intense, passionate, violent, fierce)
5
grim(adjective, mean, harsh, violent, cruel)
5
gross(adjective, mean, bad, wrong, evil)
5
harmful
5
homicidal(adjective, cruel, brutal, aggressive, fatal)
5
horrifying(adjective, endured)
5
hostile(adjective, hard, evil, rough, nasty)
5
ill
5
ill-tempered(adjective, hard, evil, rough, nasty)
5
indecent(adjective, bad, wrong, evil, offensive)
5
injurious(adjective, mean, bad, nasty, offensive)
10 years ago|37k views|share |citing 
APASmart Define. (2016). vicious thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/vicious/thesaurus/synonyms
ChicagoSmart Define. 2016. "vicious thesaurus" https://smartdefine.org/vicious/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2016, vicious thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/vicious/thesaurus/synonyms>.
MLASmart Define. "vicious thesaurus" 24 March 2016. Web. 22 September 2026. <https://smartdefine.org/vicious/thesaurus/synonyms>