Insect antenna (6)
I believe the answer is:
feeler
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">insect antenna</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 feeler that I've seen before include "Tentative proposal (to test someoneOs attitude)" , "Antenna or tendril" , "Antenna or cautious suggestion" , "Tentative proposal to gauge response; antenna" , "Antenna or cautious proposal" .)