Contaminated
Contaminated adjective - Containing foreign or lower-grade substances.
Treacherous and contaminated are semantically related. In some cases you can use "Treacherous" instead an adjective "Contaminated".
Treacherous
Treacherous adjective - Not true in one's allegiance to someone or something.
Contaminated and treacherous are semantically related. Sometimes you can use "Contaminated" instead an adjective "Treacherous".
Nearby Words: treachery, treacherously
Cite this Source
Treacherous and Contaminated. (2016). Retrieved 2026, August 10, from https://thesaurus.plus/related/contaminated/treacherous
Contaminated & Treacherous. N.p., 2016. Web. 10 Aug. 2026. <https://thesaurus.plus/related/contaminated/treacherous>.
Treacherous or Contaminated. 2016. Accessed August 10, 2026. https://thesaurus.plus/related/contaminated/treacherous.
Google Ngram Viewer shows how "contaminated" and "treacherous" have occurred on timeline