Voluntarily forgo (5)
I believe the answer is:
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">voluntarily forgo</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 waive that I've seen before include "Forgo right or claim" , "Don't insist on" , "Give up" , "Refrain from insisting on right or claim" , "Refrain from insisting on right or privilege" .)