4 entries under noun topic. ×

3
contaminant(pollution, contamination, contaminator)
3
impurity(pollution, contamination, contaminant)
1
grit(punishment, meed, gravel, particles)
0
contaminator
11 years ago|908 views|share |citing 
APASmart Define. (2015). foreign matter thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/foreign_matter/thesaurus/synonyms
ChicagoSmart Define. 2015. "foreign matter thesaurus" https://smartdefine.org/foreign_matter/thesaurus/synonyms (accessed September 27, 2026).
HarvardSmart Define 2015, foreign matter thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/foreign_matter/thesaurus/synonyms>.
MLASmart Define. "foreign matter thesaurus" 10 April 2015. Web. 27 September 2026. <https://smartdefine.org/foreign_matter/thesaurus/synonyms>