Lake in Lombardy (4)
I believe the answer is:
como
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">lake in lombardy</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I've seen this before)</span><br/ ><br/ >This is the entire clue.<br/ ></span>
(Other definitions for como that I've seen before include "singer" , "Not Italy's biggest lake" , "Town and lake in north Italy" , "Lake in Lombardy" , "North Italian lake" .)