Beat; loss (6)
I believe the answer is:
defeat
<span class="explanation-format__ClueExplanation">I believe this is a double definition.<br/ ><br/ >'<span class="explanation-format__original">beat</span>' is the first definition.<br/ ><span class="explanation-format__explanation">(synonyms)</span><br/ ><br/ >'<span class="explanation-format__original">loss</span>' is the second definition.<br/ ><span class="explanation-format__explanation">(I've seen this before)</span><br/ ><br/ ></span>
(Other definitions for defeat that I've seen before include "best or worst" , "Beat, win against" , "Vanquish, win against" , "Conquest" , "Beat (an opponent)" .)