Noisy and lively (10)
I believe the answer is:
boisterous
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">noisy and lively</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I've seen this before)</span><br/ ><br/ >This is all the clue.<br/ ></span>
(Other definitions for boisterous that I've seen before include "Noisy and lively" , "Exuberant" , "rollicking" .)