Exonerate (7)
I believe the answer is:
absolve
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">exonerate</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 absolve that I've seen before include "Acquit - free of blame" , "Set free from guilt" , "Forgive sins" , "Exculpate" , "Declare (someone) free of guilt" .)