= state in which an object is without any outward form of physical contamination
to be clean, to be pure
Innocent
literally: to be clean; hence: = state in which people are considered to be without any moral contamination and therefore trustworthy
pure
Pure
= causative action by which people remove all physical contamination from their hands, whether with the help of soap or not; used metaphorically to denote a change of behavior for the good