110 entries under terrible topic. ×

54
scary(adjective, unpleasant, awful, fear)
23
atrocious(adjective, unpleasant, awful, disgusting)
21
appalling(adjective, good, great, severe, pain)
21
dreadful(adjective, good, great, severe, pain)
20
shocking(adjective, good, great, pain, unpleasant)
19
dire(adjective, pain, awful, fear)
19
frightful(adjective, good, great, pain, unpleasant)
19
nervous(adjective, upset, weak, awful)
18
awful(adjective, good, bad, great, severe)
18
horrible(adjective, good, great, unpleasant, awful)
16
frightening(adjective, awful, horrible, afraid)
16
ghastly(adjective, good, unpleasant, awful)
16
horrendous(adjective, good, unpleasant, awful)
14
direful(adjective, awful, strange, fear)
14
gruesome(adjective, unpleasant, awful, disgusting)
14
tremendous(adjective, pain, awful, fear)
13
formidable(adjective, great, awful, fear)
13
hideous(adjective, unpleasant, awful, disgusting)
13
monstrous(adjective, awful, wicked, horrible)
12
dread(adjective, awful, fear, horrible)
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APASmart Define. (2016). fearful thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/fearful/thesaurus/synonyms
ChicagoSmart Define. 2016. "fearful thesaurus" https://smartdefine.org/fearful/thesaurus/synonyms (accessed September 27, 2026).
HarvardSmart Define 2016, fearful thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/fearful/thesaurus/synonyms>.
MLASmart Define. "fearful thesaurus" 24 March 2016. Web. 27 September 2026. <https://smartdefine.org/fearful/thesaurus/synonyms>