Febrile (8)
I believe the answer is:
feverish
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">febrile</span>' is the definition.<br/ ><span class="explanation-format__explanation">(synonyms)</span><br/ ><br/ >This is all the clue.<br/ ></span>
(Other definitions for feverish that I've seen before include "Extremely excited" , "highly charged" , "in a tizz" , "Frenzied" , "restless state" .)