Gymnast's need (7)
I believe the answer is:
agility
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">gymnast's need</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 agility that I've seen before include "Gracefulness of the quick and nimble" , "Litheness" , "Gaily it goes with nimble movement" , "Spryness" , "dexterity" .)