Bribe, inducement (9)
I believe the answer is:
sweetener
<span class="explanation-format__ClueExplanation">I believe this clue is a double definition.<br/ ><br/ >'<span class="explanation-format__original">bribe</span>' is the first definition.<br/ ><span class="explanation-format__explanation">(I've seen this before)</span><br/ ><br/ >'<span class="explanation-format__original">inducement</span>' is the second definition.<br/ ><span class="explanation-format__explanation">(I've seen this before)</span><br/ ><br/ ></span>
(Other definitions for sweetener that I've seen before include "pill to replace sugar" , "Substance like sugar" , "Eg, sugar" , "Bribe (informal)" , "backhander" .)