6
intolerable(adjective, terrible, vile, horrible, unreasonable)
6
nightmarish(adjective, endured, frightening)
6
noxious(adjective, bad, evil, offensive, base)
6
objectionable(adjective, bad, nasty, offensive, unpleasant)
6
redoubtable(adjective, fear)
6
reprehensible(adjective, nasty, offensive, unpleasant, violent)
6
sinful(adjective, evil, shameful, depraved)
6
sordid(adjective, taste, awful, terrible, horrible)
6
stinking(adjective, bad, evil, nasty, offensive)
6
unbearable(adjective, unpleasant, awful, terrible, disgusting)
5
abysmal(adjective, taste, awful, terrible, horrible)
5
depraved(adjective, evil, shameful)
5
desperate(adjective, awful, terrible, horrible, afraid)
5
dismal(adjective, dull, awful, gloomy, miserable)
5
eerie(adjective, mean, nasty, unpleasant, awful)
5
formidable(adjective, appearance, awful, terrible, fear)
5
gastful(adjective, awful, terrible, horrible, afraid)
5
ghastful(adjective, awful, terrible, horrible, afraid)
5
grizzly(adjective, awful, terrible, horrible, afraid)
5
grueling(adjective, awful, terrible, horrible, afraid)
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APASmart Define. (2016). horrid thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/horrid/thesaurus/synonyms
ChicagoSmart Define. 2016. "horrid thesaurus" https://smartdefine.org/horrid/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2016, horrid thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/horrid/thesaurus/synonyms>.
MLASmart Define. "horrid thesaurus" 23 March 2016. Web. 25 September 2026. <https://smartdefine.org/horrid/thesaurus/synonyms>