144 entries under terrible topic. ×

5
morbid(adjective, awful, horrible, afraid)
5
nasty(adjective, awful, horrible, afraid)
5
odious(adjective, person, awful, feelings)
5
scathing(adjective, sharp, cross, awful)
5
tremendous(adjective, awful, horrible, afraid)
5
unsettling(adjective, awful, horrible, afraid)
5
wretched(adjective, awful, horrible, afraid)
4
bad(adjective, awful, horrible, afraid)
4
cruel(adjective, awful, horrible, afraid)
4
deadly(adjective, awful, horrible, afraid)
4
ungodly(adjective, awful, horrible, unreasonable)
4
unholy(adjective, awful, horrible, unreasonable)
4
vicious(adjective, awful, horrible, afraid)
4
woeful(adjective, awful, horrible, afraid)
3
abysmal(adjective, awful, horrible, afraid)
3
almighty(adjective, awful, horrible, afraid)
3
beastly(adjective, awful, horrible, afraid)
3
blatant(adjective, awful, horrible, afraid)
3
chronic(adjective, awful, horrible, afraid)
3
crashing(adjective, awful, horrible, afraid)
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APASmart Define. (2016). frightening thesaurus. Retrieved September 29, 2026, from https://smartdefine.org/frightening/thesaurus/synonyms
ChicagoSmart Define. 2016. "frightening thesaurus" https://smartdefine.org/frightening/thesaurus/synonyms (accessed September 29, 2026).
HarvardSmart Define 2016, frightening thesaurus, Smart Define, viewed 29 September, 2026, <https://smartdefine.org/frightening/thesaurus/synonyms>.
MLASmart Define. "frightening thesaurus" 23 March 2016. Web. 29 September 2026. <https://smartdefine.org/frightening/thesaurus/synonyms>