Merriment, joy (4)
I believe the answer is:
glee
<span class="explanation-format__ClueExplanation">I believe this clue is a double definition.<br/ ><br/ >'<span class="explanation-format__original">merriment</span>' is the first definition.<br/ ><span class="explanation-format__explanation">(glee is a kind of merriment)</span><br/ ><br/ >'<span class="explanation-format__original">joy</span>' is the second definition.<br/ ><span class="explanation-format__explanation">(I've seen this before)</span><br/ ><br/ ></span>
(Other definitions for glee that I've seen before include "Mirth - part-song" , "Jewelled headband" , "Great joy" , "Great merriment" , "Impish enjoyment" .)