214 entries under awful topic. ×

11
gross(adjective, blue, nasty, informal, offensive)
11
rotten(adjective, nasty, unpleasant, disgusting)
10
hellish(adjective, taste, terrible, horrible)
10
harrowing(adjective, terrible, horrible, afraid)
10
vicious(adjective, terrible, horrible, afraid)
9
dread(adjective, terrible, horrible, afraid)
9
plain(adjective, appearance, common, usual)
9
villainous(adjective, taste, dislike, terrible)
9
wretched(adjective, terrible, horrible, afraid)
8
disagreeable(adjective, nasty, unpleasant, terrible)
8
strange(adjective, terrible, dreadful, look like)
8
unnatural(adjective, terrible, strange, grim)
8
unpleasant(adjective, nasty, terrible, disgusting)
7
direful(adjective, terrible, horrible, afraid)
7
dreaded(adjective, terrible, horrible, afraid)
7
grievous(adjective, terrible, horrible, afraid)
7
noisome(adjective, blue, taste, nasty, offensive)
7
spine-chilling(adjective, terrible, horrible, afraid)
7
unbeautiful(adjective, appearance, revolting, unattractive)
7
uncomely(adjective, appearance, horrible, revolting)
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APASmart Define. (2016). hideous thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/hideous/thesaurus/synonyms
ChicagoSmart Define. 2016. "hideous thesaurus" https://smartdefine.org/hideous/thesaurus/synonyms (accessed September 27, 2026).
HarvardSmart Define 2016, hideous thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/hideous/thesaurus/synonyms>.
MLASmart Define. "hideous thesaurus" 29 March 2016. Web. 27 September 2026. <https://smartdefine.org/hideous/thesaurus/synonyms>