With alacrity (7)
I believe the answer is:
readily
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">with alacrity</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 readily that I've seen before include "With pleasure" , "Without hesitation" , "Willingly, quickly" , "Without much difficulty" , "Promptly; willingly" .)