Unrighteousness (7)
I believe the answer is:
impiety
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">unrighteousness</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I know that impiety is a type of unrighteousness)</span><br/ ><br/ >This is all the clue.<br/ ></span>
(Other definitions for impiety that I've seen before include "Irreverence, profanity" , "Irreligion" , "Lack of reverence" , "godlessness" , "sacrilege" .)