Drear (5)
I believe the answer is:
bleak
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">drear</span>' is the definition.<br/ ><span class="explanation-format__explanation">(thesaurus)</span><br/ ><br/ >This is the entire clue.<br/ ></span>
(Other definitions for bleak that I've seen before include "Exposed and barren" , "Dreary; cold, miserable" , "Exposed to the elements" , "Desolate and barren" , "Unpleasantly cold" .)