Anxiety or discomfort (10)
I believe the answer is:
uneasiness
<span class="explanation-format__ClueExplanation">I believe this is a double definition.<br/ ><br/ >'<span class="explanation-format__original">anxiety</span>' is the first definition.<br/ ><span class="explanation-format__explanation">(I know that uneasiness is a type of anxiety)</span><br/ ><br/ >'<span class="explanation-format__original">discomfort</span>' is the second definition.<br/ ><span class="explanation-format__explanation">(I know that uneasiness is a type of discomfort)</span><br/ ><br/ ></span>
(Another definition for uneasiness that I've seen is " Apprehension".)