Do without (5)
I believe the answer is:
forgo
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">do without</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I've seen this before)</span><br/ ><br/ >This is the entire clue.<br/ ></span>
(Other definitions for forgo that I've seen before include "Go without (something)" , "Sacrifice" , "Do without (something desirable)" , "Live without" , "Waive" .)