Twinkler? (4)
I believe the answer is:
star
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">twinkler?</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 star that I've seen before include "One at the top of the bill" , "Eg, Betelgeuse" , "Outstanding person" , "Heavenly body - leading actress?" , "Shiner" .)