Blithe spirit (4)
I believe the answer is:
elan
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">blithe spirit</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 elan that I've seen before include "Dashing style" , "Energetic style - anagram of 3" , "Combination of style and vigour" , "Grass with edible grains" , "Dash in Paris" .)