Impure
Impure adjective - Containing foreign or lower-grade substances.
Usage example: be careful, because impure motor oil can damage your car's engine
Unfiltered and impure are semantically related. In some cases you can use "Unfiltered" instead an adjective "Impure".
Unfiltered
Impure and unfiltered are semantically related. Sometimes you can use "Impure" instead an adjective "Unfiltered".
Mutual synonyms
Cite this Source
Unfiltered and Impure. (2016). Retrieved 2026, August 10, from https://thesaurus.plus/related/impure/unfiltered
Impure & Unfiltered. N.p., 2016. Web. 10 Aug. 2026. <https://thesaurus.plus/related/impure/unfiltered>.
Unfiltered or Impure. 2016. Accessed August 10, 2026. https://thesaurus.plus/related/impure/unfiltered.
Google Ngram Viewer shows how "impure" and "unfiltered" have occurred on timeline