110 entries under terrible topic. ×

7
nasty(adjective, unpleasant, awful, disgusting)
7
unholy(adjective, severe, unpleasant, awful)
6
baleful(adjective, awful, dreadful, warning)
6
beastly(adjective, unpleasant, awful, disgusting)
6
cruel(adjective, unpleasant, awful, disgusting)
6
desperate(adjective, awful, horrible, afraid)
6
distressing(adjective, bad, wicked, dreadful)
6
macabre(adjective, awful, horrible, shocking)
6
sinister(adjective, awful, dreadful, weird)
6
woeful(adjective, awful, strange, horrible)
6
wretched(adjective, awful, wicked, horrible)
5
almighty(adjective, awful, horrible, afraid)
5
eerie(adjective, mean, nasty, unpleasant, awful)
5
execrable(adjective, unpleasant, awful, disgusting)
5
ferocious(adjective, awful, horrible, afraid)
5
flagitious(adjective, awful, horrible, afraid)
5
flagrant(adjective, awful, strange, horrible)
5
helluva(adjective, awful, strange, horrible)
5
howling(adjective, awful, horrible, afraid)
5
parlous(adjective, awful, strange, horrible)
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APASmart Define. (2016). fearful thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/fearful/thesaurus/synonyms
ChicagoSmart Define. 2016. "fearful thesaurus" https://smartdefine.org/fearful/thesaurus/synonyms (accessed September 28, 2026).
HarvardSmart Define 2016, fearful thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/fearful/thesaurus/synonyms>.
MLASmart Define. "fearful thesaurus" 24 March 2016. Web. 28 September 2026. <https://smartdefine.org/fearful/thesaurus/synonyms>