Inland body of water (4)
I believe the answer is:
lake
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">inland body of water</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 lake that I've seen before include "Superior's one" , "Excess of wine?" , "Visible representation" , "Superior maybe < that's red" , "Superior, for instance" .)