Make more interesting (7)
I believe the answer is:
enliven
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">make more interesting</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I've seen this before)</span><br/ ><br/ >This is all the clue.<br/ ></span>
(Other definitions for enliven that I've seen before include "Invigorate" , "Bring excitement to" , "Excite" , "Animate, inject vitality into" , "Wake" .)