8
contamination(noun, person, clean, pollution, contaminator)
7
impurity(noun, person, clean, pollution, contamination)
7
pollutant(noun, adjective, person, clean, pollution)
3
foreign matter(noun, expression, idiom, pollution, contamination)
3
poison(noun, person, clean, contaminator)
3
pollution(noun, contamination)
2
adulterant(noun, person, clean, alloy, pollutant)
2
contaminator(noun, person, clean)
2
defilement(noun, pollution, contamination)
2
filth(noun, pollution, contamination)
2
toxin(noun, contaminator)
1
contaminants
1
dirt(pollution, contamination)
1
infection(noun, pollution, contamination)
1
stain(noun, pollution, contamination)
1
taint(noun, pollution, contamination)
0
additive
0
admixture
0
adulteration(pollution, contamination)
0
adulterator(noun, person, clean)
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APASmart Define. (2015). contaminant thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/contaminant/thesaurus/synonyms
ChicagoSmart Define. 2015. "contaminant thesaurus" https://smartdefine.org/contaminant/thesaurus/synonyms (accessed September 21, 2026).
HarvardSmart Define 2015, contaminant thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/contaminant/thesaurus/synonyms>.
MLASmart Define. "contaminant thesaurus" 10 April 2015. Web. 21 September 2026. <https://smartdefine.org/contaminant/thesaurus/synonyms>