Joyful hymn (5)
I believe the answer is:
carol
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">joyful hymn</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I've seen this before)</span><br/ ><br/ >This is the entire clue.<br/ ></span>
(Other definitions for carol that I've seen before include "Religious song - girl's name" , "Female" , "Song, especially at Christmas" , "Joyful religious song" , "Girl" .)