Word with bird or nest (4)
I believe the answer is:
love
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">word with bird or nest</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 love that I've seen before include "Zero score (it's all you need)" , "Vole (anag.)" , "powerful emotion" , "See 23" , "like very much?" .)