Heretofore, poetically (6)
I believe the answer is:
erenow
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">heretofore poetically</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I've seen this in another clue)</span><br/ ><br/ >This is the entire clue.<br/ ></span>
(Other definitions for erenow that I've seen before include "Before this time (poet.)" , "previously" , "Before the present" , "Hitherto" , "Before this time (arch.)" .)