To free from dirt; to clean, to purify.
To spiritually purify; to free from guilt or sin; to purge.
To remove (something seen as unpleasant) from a person, place, or thing.
An act of cleansing; a purification.
To compromise, damage, soil, or sully.
To lose its lustre or attraction; to become dull.
To oxidize or discolor due to oxidation.
Oxidation or discoloration, especially of a decorative metal exposed to air.