- Contaminate - Debase - Make impure - Water down - Water down changes to elude a tart - To defile by adultery. - To corrupt, debase, or make impure by an admixture
of a foreign or a baser substance; as, to adulterate food, drink,
drugs, coin, etc.
- Befoul - Contaminate - Corrupt - Defile - Poison - To make foul, impure, or unclean; to defile; to taint;
to soil; to desecrate; -- used of physical or moral defilement. - To violate sexually; to debauch; to dishonor.