Quench (5)
I believe the answer is:
slake
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">quench</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I know that quench can be written as slake)</span><br/ ><br/ >This is the entire clue.<br/ ></span>
(Other definitions for slake that I've seen before include "Satisfy one's thirst" , "Assuage" , "Quench (one's thirst)" .)