Joyfulness (7)
I believe the answer is:
elation
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">joyfulness</span>' is the definition.<br/ ><span class="explanation-format__explanation">(elation is a kind of joyfulness)</span><br/ ><br/ >This is the entire clue.<br/ ></span>
(Other definitions for elation that I've seen before include "Feeling of delight or pride" , "High feeling?" , "Euphoria of toenail" , "Great happiness and exhilaration" , "Feeling of intense delight" .)