75 entries under bad topic. ×

9
spiteful(adjective, cross, unpleasant, corrupt)
9
terrible(adjective, severe, nasty, unpleasant)
9
gross(adjective, rough, offensive, rude)
8
noisome(adjective, offensive, unpleasant, awful)
7
vicious(adjective, hard, evil, rough)
7
filthy(adjective, evil, nasty, offensive)
7
base(adjective, evil, rough, low)
5
formidable(adjective, hard, tough, severe)
5
objectionable(adjective, offensive, unpleasant, foul)
5
beastly(adjective, nasty, plain, corrupt)
5
dirty(adjective, calm, hard, evil)
5
hazardous(adjective, severe, awful, heavy)
5
heavy(adjective, calm, tough, severe)
5
treacherous(adjective, hard, severe, evil)
4
critical(adjective, mean, nasty, cross)
4
hellish(adjective, offensive, awful, terrible)
4
lousy(adjective, hard, evil, rough)
4
malevolent(adjective, upset, unpleasant, corrupt)
4
perilous(adjective, severe, awful, heavy)
4
severe(adjective, tough, offensive, awful)
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APASmart Define. (2016). ugly thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/ugly/thesaurus/synonyms
ChicagoSmart Define. 2016. "ugly thesaurus" https://smartdefine.org/ugly/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2016, ugly thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/ugly/thesaurus/synonyms>.
MLASmart Define. "ugly thesaurus" 29 March 2016. Web. 25 September 2026. <https://smartdefine.org/ugly/thesaurus/synonyms>