6
iniquitous(adjective, evil, shameful, depraved)
6
intimidating
6
nightmarish(adjective, extraordinary, unreasonable, inappropriate, absurd)
6
noxious(adjective, evil, shameful, depraved, endured)
6
unbearable(adjective, severe, unpleasant, awful, terrible)
6
unfortunate(adjective, severe, sad, awful, extreme)
6
villainous(adjective, taste, awful, terrible, apperance)
5
creepy(adjective, dislike, disgusting, yuck, icky)
5
detestable(adjective, taste, unpleasant, awful, terrible)
5
distasteful(adjective, endured)
5
forbidding(adjective, dislike, disgusting, yuck, icky)
5
lousy(adjective, bad, nasty, sad, unhappy)
4
agonizing(adjective, endured)
4
diabolical(adjective, terrible, vicious, brutal, disgraceful)
4
disastrous(adjective, severe, sad, awful, terrible)
4
disgraceful(adjective, taste, awful, terrible, apperance)
4
distressing(adjective, bad, awful, terrible, shocking)
4
extreme(adjective, great, severe, awful, terrible)
4
harsh(adjective, great, huge, endured, massive)
4
indecent(immoral, shocking, disgraceful, dishonorable, outrageous)
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APASmart Define. (2015). appalling thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/appalling/thesaurus/synonyms
ChicagoSmart Define. 2015. "appalling thesaurus" https://smartdefine.org/appalling/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2015, appalling thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/appalling/thesaurus/synonyms>.
MLASmart Define. "appalling thesaurus" 17 July 2015. Web. 22 September 2026. <https://smartdefine.org/appalling/thesaurus/synonyms>