Beseech, beg (5)
I believe the answer is:
plead
<span class="explanation-format__ClueExplanation">This clue is a double definition.<br/ ><br/ >'<span class="explanation-format__original">beseech</span>' is the first definition.<br/ ><span class="explanation-format__explanation">(I've seen this in another clue)</span><br/ ><br/ >'<span class="explanation-format__original">beg</span>' is the second definition.<br/ ><span class="explanation-format__explanation">(I've seen this before)</span><br/ ><br/ ></span>
(Other definitions for plead that I've seen before include "Make an emotional appeal" , "Say one is guilty or not guilty" , "Appeal humbly (to)" , "Sue" , "Beg or petition" .)