Modest and shy
I believe the answer is:
demure
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">modest and shy</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 demure that I've seen before include "Mild" , "Reserved, modest, shy" , "Coy, shy" , "Staid" , "Decorous; coy" .)