Irresistible (10)
I believe the answer is:
enchanting
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">irresistible</span>' is the definition.<br/ ><span class="explanation-format__explanation">(thesaurus)</span><br/ ><br/ >This is all the clue.<br/ ></span>
(Other definitions for enchanting that I've seen before include "Beguiling" , "occupation Circe undertook" , "Bewitching" , "Lovely" , "Charming" .)