119 entries under noun topic. ×

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back up(verb, phrasal verb)
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bacteria(toxin, venom)
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baseness(immorality, corruption, degradation, debauchery)
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blighting
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clog
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criminality(immorality, corruption, degradation, debauchery)
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death(toxin, venom)
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debauchery(immorality, corruption, degradation, perversion)
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defile
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degeneracy(immorality, corruption, degradation, debauchery)
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depravation(immorality, corruption, degradation, debauchery)
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dirty state(expression, filthiness, griminess)
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dishonouring
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effluence
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energy
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foreign matter(expression, stain, corruption, impurity)
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fumes(smog, effluence)
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germ(toxin, venom)
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greenhouse effect(expression, abuse, pollution, trash)
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greenhouse gasses(expression, smog, effluence)
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APASmart Define. (2015). contamination thesaurus. Retrieved September 29, 2026, from https://smartdefine.org/contamination/thesaurus/synonyms
ChicagoSmart Define. 2015. "contamination thesaurus" https://smartdefine.org/contamination/thesaurus/synonyms (accessed September 29, 2026).
HarvardSmart Define 2015, contamination thesaurus, Smart Define, viewed 29 September, 2026, <https://smartdefine.org/contamination/thesaurus/synonyms>.
MLASmart Define. "contamination thesaurus" 10 April 2015. Web. 29 September 2026. <https://smartdefine.org/contamination/thesaurus/synonyms>