Aid
Aid verb - To provide (someone) with what is useful or necessary to achieve an end.
Contaminate is an antonym for aid.
Contaminate
Contaminate verb - To make unfit for use by the addition of something harmful or undesirable.
Common collocations
Cite this Source
Contaminate and Aid. (2016). Retrieved 2026, August 15, from https://thesaurus.plus/related/aid/contaminate
Aid & Contaminate. N.p., 2016. Web. 15 Aug. 2026. <https://thesaurus.plus/related/aid/contaminate>.
Contaminate or Aid. 2016. Accessed August 15, 2026. https://thesaurus.plus/related/aid/contaminate.
Google Ngram Viewer shows how "aid" and "contaminate" have occurred on timeline