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Related to contaminate: crucial, pollutant
contaminatenoun abomination, adulteration, contagion, defilement, infection, poisoning, pollution, taint, vitiation
contaminateverb adulterate, befoul, corrupt, defile, degenerate, degrade, denaturalize, desecrate, disease, impair, infect, mar, poison, pollute, profane, sully, tamper with, taint, tarnish, vitiate
See also: adulterate, corrupt, damage, debase, impair, infect, pervert, pollute, smear, stain, sully, tarnish