Moral corruption (9)
I believe the answer is:
depravity
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">moral corruption</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I've seen this before)</span><br/ ><br/ >This is the entire clue.<br/ ></span>
(Other definitions for depravity that I've seen before include "Moral corruption" , "Immoral act(s) - wickedness" , "Moral turpitude" .)