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Synonyms and Antonyms of contaminate

  1. to make unfit for use by the addition of something harmful or undesirable <a supply of drinking water that was contaminated by a toxic waste dump> Synonyms befoul, defile, foul, poison, pollute, taint Related Words infect; begrime, besmirch, blacken, dirty, foul up, grime, mire, muddy, smirch, smudge, soil, stain, sully; corrupt, rot, spoil; adulterate, doctor; dilute, water down Near Antonyms clarify, clean, cleanse, clear, distill (also distil), purge; filter; disinfect, sanitize, sterilize Antonyms decontaminate, purify

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