Encircle, beleaguer (7)
I believe the answer is:
besiege
<span class="explanation-format__ClueExplanation">This clue is a double definition.<br/ ><br/ >'<span class="explanation-format__original">encircle</span>' is the first definition.<br/ ><span class="explanation-format__explanation">(I've seen this before)</span><br/ ><br/ >'<span class="explanation-format__original">beleaguer</span>' is the second definition.<br/ ><span class="explanation-format__explanation">(I know that beleaguer can be written as besiege)</span><br/ ><br/ ></span>
(Other definitions for besiege that I've seen before include "Enclose, preventing ingress or egress" , "Invest" , "'Harass, beleaguer (7)'" , "Surround (a place) with hostile intent" , "Pester" .)