Showing little activity (8)
I believe the answer is:
stagnant
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">showing little activity</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I've seen this before)</span><br/ ><br/ >This is all the clue.<br/ ></span>
(Other definitions for stagnant that I've seen before include "Motionless deer" , "Stale - motionless" , "Moribund" , "Sluggish" , "(Of water) motionless" .)