Struggle clumsily (8)
I believe the answer is:
flounder
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">struggle clumsily</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 flounder that I've seen before include "Small flatfish" , "Have difficulty" , "Move clumsily like flatfish?" , "small swimmer" , "Fish -- stumble helplessly" .)