Soft wet earth (3)
I believe the answer is:
mud
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">soft wet earth</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 mud that I've seen before include "Adverse comments" , "soft soil" , "Sludge" , "Water-soaked soil" , "Alluvial deposit as in river bed" .)