31 entries under foul topic. ×

3
pernicious(adjective, offensive, disgusting, unhealthy)
2
deadly(offensive, disgusting, harmful, poisonous)
2
morbid(adjective, offensive, unhealthy, harmful)
1
insalutary(adjective, offensive, disgusting, harmful)
1
pestilential(offensive, disgusting, harmful, poisonous)
1
stinking(offensive, dirty, disgusting, unhealthy)
0
corrupt(offensive, unhealthy, harmful, polluted)
0
fetid(offensive, disgusting, harmful, polluted)
0
putrid(offensive, disgusting, harmful, polluted)
0
rotten(adjective, dirty, unhealthy, unclean)
0
unsound(offensive, unhealthy, harmful, injurious)
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APASmart Define. (2015). unhealthful thesaurus. Retrieved October 2, 2026, from https://smartdefine.org/unhealthful/thesaurus/synonyms
ChicagoSmart Define. 2015. "unhealthful thesaurus" https://smartdefine.org/unhealthful/thesaurus/synonyms (accessed October 2, 2026).
HarvardSmart Define 2015, unhealthful thesaurus, Smart Define, viewed 2 October, 2026, <https://smartdefine.org/unhealthful/thesaurus/synonyms>.
MLASmart Define. "unhealthful thesaurus" 10 April 2015. Web. 2 October 2026. <https://smartdefine.org/unhealthful/thesaurus/synonyms>