186 entries under terrible topic. ×

6
execrable(adjective, unpleasant, awful, disgusting)
5
almighty(adjective, awful, horrible, afraid)
5
cringeworthy(adjective, dirty, badly, scary)
5
eerie(adjective, mean, nasty, unpleasant, awful)
5
great(adjective, tough, difficult, offensive, unpleasant)
5
hellish(adjective, awful, horrible, afraid)
5
ill-favored(adjective, appearance, dislike, dirty)
5
miserable(adjective, awful, horrible, afraid)
5
spine-chilling(adjective, awful, horrible, afraid)
5
very bad(adjective, awful, horrible, afraid)
4
awe-inspiring(adjective, severe, awful, horrible)
4
desperate(adjective, awful, horrible, afraid)
4
tragic(adjective, awful, horrible, afraid)
4
unbearable(adjective, unpleasant, awful, disgusting)
4
woeful(adjective, awful, horrible, afraid)
3
baleful(adjective, awful, dreadful)
3
blatant(adjective, awful, horrible, afraid)
3
bloodcurdling(nasty, unpleasant, awful, unkind)
3
chronic(adjective, awful, horrible, afraid)
3
crashing(adjective, awful, horrible, afraid)
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APASmart Define. (2016). frightful thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/frightful/thesaurus/synonyms
ChicagoSmart Define. 2016. "frightful thesaurus" https://smartdefine.org/frightful/thesaurus/synonyms (accessed September 28, 2026).
HarvardSmart Define 2016, frightful thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/frightful/thesaurus/synonyms>.
MLASmart Define. "frightful thesaurus" 29 March 2016. Web. 28 September 2026. <https://smartdefine.org/frightful/thesaurus/synonyms>