Get tough (3,5)
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">get tough</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I've seen this in another clue)</span><br/ ><br/ >This is all the clue.<br/ ></span>
(Other definitions for coarsen that I've seen before include "become inferior" , "Become rough or insensitive" , "Make rougher" , "Dull" , "Make more harsh" .)
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">get tough</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I've seen this in another clue)</span><br/ ><br/ >This is all the clue.<br/ ></span>
(Other definitions for use force that I've seen before include "Employ compulsion" , "Employ coercion to cure foes" .)