Peak in the Bernese Alps (5)
I believe the answer is:
eiger
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">peak in the bernese alps</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I've seen this in another clue)</span><br/ ><br/ >This is the entire clue.<br/ ></span>
(Other definitions for eiger that I've seen before include "Mountains in Bernese Alps" , "North wall mountain" , "Keen" , "Mount" , "Swiss mountain, hard N. face" .)