To corrupt or profane
To violate sexually; to debauch; to dishonour.
To make something harmful, especially by the addition of some unwanted product.
To make something or somewhere less suitable for some activity, especially by the introduction of some unnatural factor.
Polluted; defiled.
To debase or morally corrupt.
To make something ineffective, to invalidate.
To spoil, make faulty; to reduce the value, quality, or effectiveness of something.