Triumphant (10)
I believe the answer is:
victorious
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">triumphant</span>' is the definition.<br/ ><span class="explanation-format__explanation">(synonyms)</span><br/ ><br/ >This is the entire clue.<br/ ></span>
(Other definitions for victorious that I've seen before include "winning" , "Triumphant" .)