Flowing, liquefied (5)
I believe the answer is:
runny
<span class="explanation-format__ClueExplanation">I believe this clue is a double definition.<br/ ><br/ >'<span class="explanation-format__original">flowing</span>' is the first definition.<br/ ><span class="explanation-format__explanation">(synonyms)</span><br/ ><br/ >'<span class="explanation-format__original">liquefied</span>' is the second definition.<br/ ><span class="explanation-format__explanation">(I've seen this before)</span><br/ ><br/ ></span>
(Other definitions for runny that I've seen before include "Inclined to be rather liquid" , "(Exuding) liquid" , "Inclined to liquefy, watery" , "Tending to flow" , "(Of liquid) thin" .)