A number of Hebrew and Greek words describe that which is clean and pure as well as the act of purification, that is, restoring to a condition without blemish, spotless, free from anything that soils, adulterates, or corrupts. These words describe not only physical cleanliness but, more often, moral or spiritual cleanness.
THE COMPLETE OPPOSITE OF FILTH! :D
to be clean.
The Oxford Dictionary defines it as "The state or quality of being clean or being kept clean".
It's next to godlinesss.