5
woeful(adjective, awful, terrible, horrible, afraid)
4
charnel
4
chilling
4
detestable(adjective, taste, nasty, unpleasant, awful)
4
extreme(adjective, severe, awful, terrible, serious)
4
ferocious(adjective, awful, terrible, horrible, afraid)
4
ghostly(adjective, shocking, upsetting, frightening)
4
grewsome(adjective, endured, ugliness)
4
grievous(adjective, awful, terrible, horrible, afraid)
4
miserable(adjective, awful, terrible, horrible, afraid)
4
ominous(appearance, nasty, awful, terrible, immoral)
4
savage(adjective, violent, shocking, explicit, sensational)
4
squalid(adjective, taste, poor, awful, terrible)
4
torturous(adjective, endured)
4
unbearable(adjective, unpleasant, awful, terrible, disgusting)
4
unfortunate(adjective, dull, severe, gloomy, miserable)
4
ungodly(adjective, unpleasant, awful, terrible, disgusting)
3
alarming
3
acute(adjective, endured)
3
agonizing(adjective, endured)
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APASmart Define. (2016). gruesome thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/gruesome/thesaurus/synonyms
ChicagoSmart Define. 2016. "gruesome thesaurus" https://smartdefine.org/gruesome/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2016, gruesome thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/gruesome/thesaurus/synonyms>.
MLASmart Define. "gruesome thesaurus" 23 March 2016. Web. 25 September 2026. <https://smartdefine.org/gruesome/thesaurus/synonyms>