Stand up (4)
I believe the answer is:
rise
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">stand up</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I know that stand up can be written as rise)</span><br/ ><br/ >This is the entire clue.<br/ ></span>
(Other definitions for rise that I've seen before include "Pay increase" , "success" , "To swell (bread)" , "Growth" , "Tower" .)