Wood-eating insect (7)
I believe the answer is:
termite
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">wood-eating insect</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I've seen this in another clue)</span><br/ ><br/ >This is all the clue.<br/ ></span>
(Other definitions for termite that I've seen before include "Six-footer" , "Nest-building insect" , "It lives on wood" , "Ant-like insect that feeds on wood" , "Whitish antlike insect" .)