6
eerie(adjective, bad, unpleasant, awful, disgusting)
6
lurid(adjective, bad, unpleasant, awful, disgusting)
6
menacing(adjective, dangerous)
6
nasty(adjective, unpleasant, awful, terrible, disgusting)
6
sinister(adjective, bad, awful, disgusting, sinful)
6
startling(adjective, violent, shocking, explicit, sensational)
6
unholy(adjective, bad, unpleasant, awful, terrible)
6
unnerving(verb, adjective, frightening)
6
unsettling(adjective, bad, awful, terrible, disgusting)
5
bloodcurdling(adjective, horrible, shocking, breathtaking, frightening)
5
cruel(adjective, unpleasant, awful, terrible, disgusting)
5
direful(adjective, awful, terrible, horrible, afraid)
5
dismaying
5
dreaded(adjective, awful, terrible, horrible, afraid)
5
ghoulish(adjective, nasty, awful, terrible, grim)
5
monstrous(adjective, awful, terrible, horrible, afraid)
5
morbid(adjective, awful, terrible, horrible, afraid)
5
mortal(adjective, awful, terrible, horrible, afraid)
5
scathing(adjective, sharp, cross, awful, terrible)
5
stupefying(adjective, awful, wonderful, amazing, grand)
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APASmart Define. (2016). terrifying thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/terrifying/thesaurus/synonyms
ChicagoSmart Define. 2016. "terrifying thesaurus" https://smartdefine.org/terrifying/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2016, terrifying thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/terrifying/thesaurus/synonyms>.
MLASmart Define. "terrifying thesaurus" 3 April 2016. Web. 22 September 2026. <https://smartdefine.org/terrifying/thesaurus/synonyms>