Goblin or fairy (6)
I believe the answer is:
sprite
<span class="explanation-format__ClueExplanation">I believe this is a double definition.<br/ ><br/ >'<span class="explanation-format__original">goblin</span>' is the first definition.<br/ ><span class="explanation-format__explanation">(I've seen this in another clue)</span><br/ ><br/ >'<span class="explanation-format__original">fairy</span>' is the second definition.<br/ ><span class="explanation-format__explanation">(I know that fairy can be written as sprite)</span><br/ ><br/ ></span>
(Other definitions for sprite that I've seen before include "Small, playful fairy" , "Puck, say" , "Supernatural being" , "Brownie" , "Goblin, elf or imp" .)