Airy (8)
I believe the answer is:
ethereal
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">airy</span>' is the definition.<br/ ><span class="explanation-format__explanation">(synonyms)</span><br/ ><br/ >This is all the clue.<br/ ></span>
(Other definitions for ethereal that I've seen before include "exquisitely airy" , "Insubstantial, other-worldly" , "Airy or supernatural" , "Extremely delicate and light, not of this world" , "There in lea - it looks delicate" .)