An anointing (7)
I believe the answer is:
unction
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">an anointing</span>' is the definition.<br/ ><span class="explanation-format__explanation">(synonyms)</span><br/ ><br/ >This is the entire clue.<br/ ></span>
(Other definitions for unction that I've seen before include "Grace" , "excessive charm and affectation" , "Greasiness" , "Excessive politeness" , "Ritual anointing with oil" .)