9
injurious(adjective, health, person, mean, bad)
9
irascible(adjective, attitude, unpleasant, irritable, disagreeable)
9
malodorous(adjective, bad, offensive, unpleasant, rank)
9
off-putting(adjective, terrible, dirty, disgusting, badly)
9
ribald(adjective, bad, blue, offensive, rude)
9
scurvy
9
sour(adjective, mean, bad, hard, severe)
9
unholy(adjective, religion, bad, offensive, unpleasant)
9
unspeakable(adjective, taste, unpleasant, awful, terrible)
9
venomous(adjective, mean, attitude, violent, wild)
9
violent(adjective, hard, tough, harsh, rude)
9
wild
8
scatological(adjective, bad, blue, offensive, rude)
8
abusive(adjective, mean, hard, severe, sharp)
8
acute(adjective, dangerous, endured)
8
baleful(adjective, mean, evil, wicked, hostile)
8
churlish(adjective, mean, hard, tough, rough)
8
corrupt(adjective, bad, wrong, evil, base)
8
depraved(adjective, mean, bad, wrong, evil)
8
ferocious(adjective, awful, violent, terrible, wild)
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APASmart Define. (2016). nasty thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/nasty/thesaurus/synonyms
ChicagoSmart Define. 2016. "nasty thesaurus" https://smartdefine.org/nasty/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2016, nasty thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/nasty/thesaurus/synonyms>.
MLASmart Define. "nasty thesaurus" 29 March 2016. Web. 25 September 2026. <https://smartdefine.org/nasty/thesaurus/synonyms>