To vilify (10)
I believe the answer is:
vituperate
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">to vilify</span>' is the definition.<br/ ><span class="explanation-format__explanation">(synonyms)</span><br/ ><br/ >This is the entire clue.<br/ ></span>
(Other definitions for vituperate that I've seen before include "Slang" , "Revile" , "curse" , "Blame violently - I've a putter (anag)" , "Abuse" .)