159 entries under terrible topic. ×

6
unholy(adjective, bad, unpleasant, awful)
5
bloodcurdling(nasty, unpleasant, awful, unkind)
5
desperate(adjective, awful, horrible, afraid)
5
dreaded(adjective, awful, horrible, afraid)
5
flagitious(adjective, awful, horrible, afraid)
5
gastful(adjective, awful, horrible, afraid)
5
ghastful(adjective, awful, horrible, afraid)
5
grizzly(adjective, awful, horrible, afraid)
5
grueling(adjective, awful, horrible, afraid)
5
hair raising(adjective, awful, horrible, afraid)
5
helluva(adjective, awful, horrible, afraid)
5
nauseous(adjective, taste, awful, apperance)
5
scathing(adjective, awful, horrible, afraid)
5
unsettling(adjective, bad, awful, disgusting)
5
woeful(adjective, awful, horrible, afraid)
4
detestable(adjective, taste, nasty, unpleasant, awful)
4
extreme(adjective, severe, awful, serious)
4
ferocious(adjective, awful, horrible, afraid)
4
grievous(adjective, awful, horrible, afraid)
4
miserable(adjective, awful, horrible, afraid)
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APASmart Define. (2016). gruesome thesaurus. Retrieved September 29, 2026, from https://smartdefine.org/gruesome/thesaurus/synonyms
ChicagoSmart Define. 2016. "gruesome thesaurus" https://smartdefine.org/gruesome/thesaurus/synonyms (accessed September 29, 2026).
HarvardSmart Define 2016, gruesome thesaurus, Smart Define, viewed 29 September, 2026, <https://smartdefine.org/gruesome/thesaurus/synonyms>.
MLASmart Define. "gruesome thesaurus" 23 March 2016. Web. 29 September 2026. <https://smartdefine.org/gruesome/thesaurus/synonyms>