Unpleasantly rough (5)
I believe the answer is:
harsh
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">unpleasantly rough</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I've seen this before)</span><br/ ><br/ >This is all the clue.<br/ ></span>
(Other definitions for harsh that I've seen before include "Grating; severe" , "Strident" , "Unpleasantly stern" , "Severe - unkind" , "Rough and disagreeable, maybe of voice" .)