87 entries under dreadful topic. ×

7
shocking(adjective, evil, unpleasant, base, awful)
7
base(adjective, bad, evil, rough, low)
7
crabby(adjective, low, difficult, sad, attitude)
7
detestable(adjective, awful, revolting, repulsive)
7
grievous(adjective, tough, severe, unpleasant, awful)
5
troublesome(adjective, hard, severe, evil, rough)
5
formidable(adjective, bad, hard, tough, severe)
5
objectionable(adjective, bad, offensive, unpleasant, foul)
5
pesky(adjective, hard, severe, evil, rough)
5
bellicose(adjective, difficult, rude, unpleasant, horrible)
5
dirty(adjective, calm, bad, hard, evil)
5
gloomy(adjective, blue, severe, low, sad)
5
hazardous(adjective, bad, severe, awful, heavy)
5
morose(adjective, mean, blue, severe, low)
5
pugnacious(adjective, offensive, unpleasant, disgusting, horrible)
5
saturnine(adjective, blue, low, sad, unpleasant)
5
sorry(adjective, unpleasant, horrible, immoral, disagreeable)
5
treacherous(adjective, bad, hard, severe, evil)
5
vexatious(adjective, hard, severe, evil, rough)
4
appalling(adjective, severe, evil, plain, base)
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APASmart Define. (2016). ugly thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/ugly/thesaurus/synonyms
ChicagoSmart Define. 2016. "ugly thesaurus" https://smartdefine.org/ugly/thesaurus/synonyms (accessed September 27, 2026).
HarvardSmart Define 2016, ugly thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/ugly/thesaurus/synonyms>.
MLASmart Define. "ugly thesaurus" 29 March 2016. Web. 27 September 2026. <https://smartdefine.org/ugly/thesaurus/synonyms>