Immoderate, unrestrained (11)
I believe the answer is:
extravagant
<span class="explanation-format__ClueExplanation">I believe this is a double definition.<br/ ><br/ >'<span class="explanation-format__original">immoderate</span>' is the first definition.<br/ ><span class="explanation-format__explanation">(thesaurus)</span><br/ ><br/ >'<span class="explanation-format__original">unrestrained</span>' is the second definition.<br/ ><span class="explanation-format__explanation">(similar in meaning)</span><br/ ><br/ ></span>
(Other definitions for extravagant that I've seen before include "over the top" , "without restraint" , "Ostentatious" , "Recklessly wasteful" , "Unrestrained; wasteful" .)