79 entries under terrible topic. ×

38
deadly(noun, adjective, dull, awful)
11
awful(adjective, horrible, afraid)
11
dire(adjective, awful, horrible, afraid)
8
monstrous(adjective, awful, horrible, afraid)
7
appalling(adjective, awful, horrible, afraid)
7
enormous(adjective, awful, horrible, afraid)
7
grievous(adjective, awful, horrible, afraid)
6
cruel(adjective, mean, severe, harsh, awful)
6
towering(adjective, awful, horrible, afraid)
6
tremendous(adjective, awful, horrible, afraid)
5
ferocious(adjective, mean, harsh, awful)
5
nasty(adjective, awful, horrible, afraid)
5
terrifying(adjective, awful, horrible, afraid)
5
unholy(adjective, awful, horrible, afraid)
5
vicious(adjective, mean, harsh, awful)
5
wicked(adjective, awful, horrible, afraid)
4
almighty(adjective, awful, horrible, afraid)
4
blatant(adjective, awful, horrible, afraid)
4
chronic(adjective, awful, horrible, afraid)
4
dreadful(adjective, awful, horrible, afraid)
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APASmart Define. (2016). mortal thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/mortal/thesaurus/synonyms
ChicagoSmart Define. 2016. "mortal thesaurus" https://smartdefine.org/mortal/thesaurus/synonyms (accessed September 27, 2026).
HarvardSmart Define 2016, mortal thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/mortal/thesaurus/synonyms>.
MLASmart Define. "mortal thesaurus" 30 March 2016. Web. 27 September 2026. <https://smartdefine.org/mortal/thesaurus/synonyms>