5
severe
5
stinking(adjective, rough, poor, nasty, awful)
5
tragic(adjective, awful, terrible, horrible, afraid)
5
ugly(adjective, bad, nasty, plain, corrupt)
5
unspeakable(adjective, mean, bad, obscure, offensive)
5
villainous(evil, awful, terrible, corrupt, vicious)
5
violent(adjective, offensive, wild, cruel, vicious)
5
woeful(adjective, awful, terrible, horrible, afraid)
4
black-hearted(adjective, aroused negative, aroused bad feelings)
4
damnable(adjective, awful, terrible, horrible, afraid)
4
egregious(shocking, shameful, disgraceful)
4
ferine(adjective, adverb, rough, low, harsh)
4
fetid(adjective, uncleanness)
4
fulsome
4
god-awful
4
grim(adjective, mean, bad, nasty, offensive)
4
horrific(adjective, horrible)
4
merciless
4
murderous(adjective, violent, wild, vicious, fierce)
4
off-putting
10 years ago|14k views|share |citing 
APASmart Define. (2016). beastly thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/beastly/thesaurus/synonyms
ChicagoSmart Define. 2016. "beastly thesaurus" https://smartdefine.org/beastly/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2016, beastly thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/beastly/thesaurus/synonyms>.
MLASmart Define. "beastly thesaurus" 24 March 2016. Web. 22 September 2026. <https://smartdefine.org/beastly/thesaurus/synonyms>