Move restlessly (6)
I believe the answer is:
fidget
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">move restlessly</span>' is the definition.<br/ ><span class="explanation-format__explanation">(synonyms)</span><br/ ><br/ >This is all the clue.<br/ ></span>
(Other definitions for fidget that I've seen before include "Wriggle" , "Make small restless or uneasy movements" , "Make small movements through nervousness or impatience" , "Restless person" , "Make nervous movements of the hands" .)