104 entries under foul topic. ×

2
filthy(adjective, bad, taste, offensive, awful)
2
hellish(adjective, bad, taste, offensive, awful)
2
high(adjective, bad, decayed, stinking)
2
odious(adjective, bad, taste, offensive, awful)
2
offensive(adjective, bad, evil, disgusting)
2
polluted(adjective, bad, offensive, dirty)
2
rank(adjective, bad, offensive, disgusting)
2
repugnant(adjective, bad, taste, offensive, awful)
2
revolting(adjective, bad, taste, offensive, awful)
2
serious(adjective, bad, offensive, revolting)
2
stinking(adjective, bad, offensive, disgusting)
2
unclean(adjective, bad, taste, offensive, awful)
2
unhealthful(offensive, disgusting, unhealthy, harmful)
1
awful(adjective, mean, bad, nasty, offensive)
1
disgusting(adjective, bad, offensive, vile)
1
gross(adjective, mean, bad, nasty, offensive)
1
impure(adjective, bad, offensive, violent, wild)
1
lousy(adjective, bad, nasty, offensive, violent)
1
murderous(adjective, bad, offensive, violent, wild)
1
objectionable(adjective, bad, nasty, offensive)
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APASmart Define. (2015). poisonous thesaurus. Retrieved September 30, 2026, from https://smartdefine.org/poisonous/thesaurus/synonyms
ChicagoSmart Define. 2015. "poisonous thesaurus" https://smartdefine.org/poisonous/thesaurus/synonyms (accessed September 30, 2026).
HarvardSmart Define 2015, poisonous thesaurus, Smart Define, viewed 30 September, 2026, <https://smartdefine.org/poisonous/thesaurus/synonyms>.
MLASmart Define. "poisonous thesaurus" 19 August 2015. Web. 30 September 2026. <https://smartdefine.org/poisonous/thesaurus/synonyms>