79 entries under foul topic. ×

3
profane(verb, action, act, soil)
3
soil(verb, hurt, harm, dirty, corrupt)
2
sully(verb, hurt, spoil, dirty, corrupt)
2
bad(adjective, evil, offensive, corrupt)
2
harmful(adjective, bad, offensive, corrupt)
2
mar(verb, information, influence, harm, hinder)
2
nasty(adjective, bad, offensive, disgusting)
2
tarnish(hurt, dirty, corrupt, stain)
1
damaging(adjective, bad, offensive, revolting)
1
dangerous(adjective, bad, evil, offensive, corrupt)
1
injurious(adjective, bad, offensive, corrupt)
1
loathsome(adjective, bad, offensive, corrupt)
1
lousy(adjective, bad, nasty, offensive)
1
noisome(adjective, bad, evil, offensive, corrupt)
1
noxious(adjective, bad, evil, offensive, unpleasant)
1
objectionable(adjective, bad, offensive, unpleasant)
1
obscene(adjective, bad, offensive, corrupt)
1
offensive(adjective, bad, unpleasant, corrupt)
1
repugnant(adjective, bad, offensive, corrupt)
1
repulsive(adjective, bad, offensive, corrupt)
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APASmart Define. (2016). poison thesaurus. Retrieved September 29, 2026, from https://smartdefine.org/poison/thesaurus/synonyms
ChicagoSmart Define. 2016. "poison thesaurus" https://smartdefine.org/poison/thesaurus/synonyms (accessed September 29, 2026).
HarvardSmart Define 2016, poison thesaurus, Smart Define, viewed 29 September, 2026, <https://smartdefine.org/poison/thesaurus/synonyms>.
MLASmart Define. "poison thesaurus" 19 February 2016. Web. 29 September 2026. <https://smartdefine.org/poison/thesaurus/synonyms>