140 entries under unpleasant topic. ×

10
unbearable(adjective, severe, awful, disgusting)
9
objectionable(adjective, dull, nasty, awful)
8
grave(adjective, severe, intense, horrible)
8
reprehensible(adjective, evil, nasty, offensive)
7
cruel(adjective, appearance, mean, strong, hard)
7
gross(adjective, mean, nasty, offensive)
7
mean(adjective, adverb, bad, poor, nasty)
7
stinking(adjective, nasty, offensive, awful)
6
biting(adjective, severe, nasty, tender, intense)
6
low(adjective, awful, gloomy, miserable)
6
nauseous(adjective, awful, disgusting, horrible)
6
substandard(adjective, nasty, awful, common)
5
dangerous(adjective, bad, strong, hard, severe)
5
fell(adjective, strong, severe, intense)
5
filthy(adjective, nasty, awful, horrible)
5
forbidding(adjective, appearance, tough, vile)
5
noisome(adjective, offensive, disgusting, vicious)
5
scandalous(adjective, evil, nasty, awful)
5
sinister(adjective, appearance, evil, awful)
5
sorry(adjective, nasty, sad, unhappy)
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APASmart Define. (2016). terrible thesaurus. Retrieved September 30, 2026, from https://smartdefine.org/terrible/thesaurus/synonyms
ChicagoSmart Define. 2016. "terrible thesaurus" https://smartdefine.org/terrible/thesaurus/synonyms (accessed September 30, 2026).
HarvardSmart Define 2016, terrible thesaurus, Smart Define, viewed 30 September, 2026, <https://smartdefine.org/terrible/thesaurus/synonyms>.
MLASmart Define. "terrible thesaurus" 29 March 2016. Web. 30 September 2026. <https://smartdefine.org/terrible/thesaurus/synonyms>