Repeat aloud from memory (6)
I believe the answer is:
recite
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">repeat aloud from memory</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 recite that I've seen before include "Repeat, recount" , "Speak lines from a poem or passage from book" , "Reel off" , "Speak (eg, a poem)" , "Give detailed account" .)