Clearing (5)
I believe the answer is:
glade
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">clearing</span>' is the definition.<br/ ><span class="explanation-format__explanation">(synonyms)</span><br/ ><br/ >This is all the clue.<br/ ></span>
(Other definitions for glade that I've seen before include "Clearing in a wooded area" , "Open space in a wood" , "Dell" , "Woodland clearing" , "Leafy clearing" .)