Natural aptitude or skill (6)
I believe the answer is:
talent
<span class="explanation-format__ClueExplanation">I believe this is a double definition.<br/ ><br/ >'<span class="explanation-format__original">natural aptitude</span>' is the first definition.<br/ ><span class="explanation-format__explanation">(I've seen this before)</span><br/ ><br/ >'<span class="explanation-format__original">skill</span>' is the second definition.<br/ ><span class="explanation-format__explanation">(talent can mean a skill or ability)</span><br/ ><br/ ></span>
(Other definitions for talent that I've seen before include "Natural ability or flair" , "Natural ability for some activity" , "Flair, aptitude" , "Coin at one time" , "Type of scout - innate ability - old Greek money" .)