Utter, stark (5)
I believe the answer is:
sheer
<span class="explanation-format__ClueExplanation">I believe this clue is a double definition.<br/ ><br/ >'<span class="explanation-format__original">utter</span>' is the first definition.<br/ ><span class="explanation-format__explanation">(synonyms)</span><br/ ><br/ >'<span class="explanation-format__original">stark</span>' is the second definition.<br/ ><span class="explanation-format__explanation">(synonyms)</span><br/ ><br/ ></span>
(Other definitions for sheer that I've seen before include "transparent fabric" , "avoid an unpleasant thing" , "Downright - deviation" , "total" , "Unqualified" .)