5
abysmal(adjective, awful, dreadful)
5
criminal(adjective, wicked)
5
dangerous(adjective, bad, strong, hard, severe)
5
dark
5
deadly(adjective, dangerous)
5
exquisite(adjective, severe, harsh, intense, passionate)
5
fell(adjective, strong, severe, intense, unpleasant)
5
fiendish(adjective, wicked)
5
filthy(adjective, nasty, unpleasant, awful, horrible)
5
flagrant
5
forbidding(adjective, appearance, tough, unpleasant, vile)
5
frumpish(adjective, dull, disgusting, ugly, bad-looking)
5
frumpy(adjective, dull, disgusting, ugly, bad-looking)
5
haggish(adjective, dull, disgusting, ugly, bad-looking)
5
low-grade(adjective, arouse bad emotions)
5
middling(adjective, arouse bad emotions)
5
nefarious(adjective, evil, wicked)
5
noisome(adjective, offensive, unpleasant, disgusting, vicious)
5
pitiable(adjective, sad, unhappy, miserable, pitiful)
5
repelling
10 years ago|46k views|share |citing 
APASmart Define. (2016). terrible thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/terrible/thesaurus/synonyms
ChicagoSmart Define. 2016. "terrible thesaurus" https://smartdefine.org/terrible/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2016, terrible thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/terrible/thesaurus/synonyms>.
MLASmart Define. "terrible thesaurus" 29 March 2016. Web. 23 September 2026. <https://smartdefine.org/terrible/thesaurus/synonyms>