1
harshness
1
hatefulness(noun, malevolence)
1
hatred(noun, malevolence)
1
horror(unpleasantness, awfulness, dreadfulness)
1
hurtfulness(noun, malevolence)
1
ignobility
1
immorality(noun, depravity, perversion)
1
immorality vulgarism(expression, wrong, rudeness, curse, outrage)
1
infection(noun, abuse, harm, deterioration, immorality)
1
iniquity(noun, immorality, depravity, perversion)
1
lasciviousness
1
licentiousness(noun, wrong, evil, rudeness, curse)
1
littleness
1
looseness(noun, immorality, depravity, perversion)
1
lowness
1
lubricity(noun, wrong, evil, harm, rudeness)
1
malevolence(noun, malevolence)
1
malice(noun, malevolence)
1
maliciousness(noun, malevolence)
1
malignancy(noun, malevolence)
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APASmart Define. (2015). foulness thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/foulness/thesaurus/synonyms
ChicagoSmart Define. 2015. "foulness thesaurus" https://smartdefine.org/foulness/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2015, foulness thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/foulness/thesaurus/synonyms>.
MLASmart Define. "foulness thesaurus" 14 April 2015. Web. 25 September 2026. <https://smartdefine.org/foulness/thesaurus/synonyms>