4
brutality(noun, cruelty, spite, harshness, malice)
4
evil(noun, hatred, wickedness, spite, malice)
4
grime(noun, waste, refuse, dishonesty, corruption)
4
obscenity
4
smut(waste, refuse, rudeness, dishonesty, corruption)
4
sordidness(noun, cruelty, unkindness, spitefulness, callousness)
4
venom(noun, hatred, resentment, hostility, antagonism)
3
animosity(noun, hatred, resentment, hostility, antagonism)
3
antagonism(noun, hatred, resentment, hostility, bitterness)
3
bitterness(noun, hatred, resentment, hostility, antagonism)
3
crud(noun, waste, refuse, dishonesty, corruption)
3
despitefulness(noun, desire, evil, scorn, attitude)
3
dirtiness
3
enmity(noun, evil, hatred, resentment, hostility)
3
epicaricacy(noun, intention, malevolence, gloat)
3
gloat(noun, intention, malevolence)
3
hate(noun, evil, scorn, hatred, resentment)
3
hatefulness(noun, hatred, resentment, bitterness, spite)
3
hideousness(ugliness, unpleasantness, repulsiveness)
3
horribleness(noun, unpleasantness, awfulness, dreadfulness, disagreeableness)
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APASmart Define. (2015). nastiness thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/nastiness/thesaurus/synonyms
ChicagoSmart Define. 2015. "nastiness thesaurus" https://smartdefine.org/nastiness/thesaurus/synonyms (accessed September 27, 2026).
HarvardSmart Define 2015, nastiness thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/nastiness/thesaurus/synonyms>.
MLASmart Define. "nastiness thesaurus" 14 April 2015. Web. 27 September 2026. <https://smartdefine.org/nastiness/thesaurus/synonyms>