Wily trick
I believe the answer is:
ruse
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">wily trick</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I've seen this in another clue)</span><br/ ><br/ >This is the entire clue.<br/ ></span>
(Other definitions for ruse that I've seen before include "Cunning plan" , "Cunning scheme" , "Artful ploy" , "Sue to be a ploy" , "Trick, stratagem" .)