491 entries under adjective topic. ×

4
crude(dull, rough, low, rude)
4
explosive(unstable, unpredictable, volatile, dangerous)
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fell(tough, severe, unpleasant, important)
4
frightening(person, tough, nasty, offensive)
4
fulsome(awful, terrible, horrible, yuck)
4
glum(blue, low, sad, unpleasant)
4
grim
4
grouchy(low, difficult, sad, attitude)
4
hellish(bad, offensive, awful, terrible)
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horrendous
4
ignoble(hard, evil, rough, nasty)
4
lousy(bad, hard, evil, rough)
4
low-down(unpleasant, horrible, disagreeable, dreadful)
4
major(tough, severe, unpleasant, heavy)
4
malevolent(upset, bad, unpleasant, corrupt)
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messy(tough, unpleasant, horrible, painful)
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minacious(critical, forbidding, denunciatory)
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peevish(upset, difficult, attitude, cross)
4
perilous(bad, severe, awful, heavy)
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scandalous(unpleasant, awful, horrible, immoral)
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APASmart Define. (2016). ugly thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/ugly/thesaurus/synonyms
ChicagoSmart Define. 2016. "ugly thesaurus" https://smartdefine.org/ugly/thesaurus/synonyms (accessed September 26, 2026).
HarvardSmart Define 2016, ugly thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/ugly/thesaurus/synonyms>.
MLASmart Define. "ugly thesaurus" 29 March 2016. Web. 26 September 2026. <https://smartdefine.org/ugly/thesaurus/synonyms>