Muse of lyric poetry (5)
I believe the answer is:
erato
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">muse of lyric poetry</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I've seen this before)</span><br/ ><br/ >This is all the clue.<br/ ></span>
(Other definitions for erato that I've seen before include "Clio's sister" , "poetical inspiration" , "Source of artistic inspiration" , "One inspiring" , "Muse of 11 and 23" .)