Feed a furnace (5)
I believe the answer is:
stoke
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">feed a furnace</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 stoke that I've seen before include "Where pottery is made" , "city" , "Add more Yule logs to the fire?" , "keep the furnace going" , "Attend to fire" .)