Betting (8)
I believe the answer is:
wagering
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">betting</span>' is the definition.<br/ ><span class="explanation-format__explanation">('wager' can be a synonym of 'bet')</span><br/ ><br/ >This is the entire clue.<br/ ></span>
(Other definitions for wagering that I've seen before include "better operation" , "Betting" .)