Bowdlerise (9)
I believe the answer is:
expurgate
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">bowdlerise</span>' is the definition.<br/ ><span class="explanation-format__explanation">(synonyms)</span><br/ ><br/ >This is all the clue.<br/ ></span>
(Other definitions for expurgate that I've seen before include "Remove unsuitable matter from (a text)" , "Remove unsuitable material from (a text)" , "Remove objectionable matter from book" , "Edit by modifying parts considered indelicate" , "Amend to remove anything deemed offensive - eg pure tax (anag)" .)