Instance, example (4)
I believe the answer is:
case
<span class="explanation-format__ClueExplanation">I believe this clue is a double definition.<br/ ><br/ >'<span class="explanation-format__original">instance</span>' is the first definition.<br/ ><span class="explanation-format__explanation">(synonyms)</span><br/ ><br/ >'<span class="explanation-format__original">example</span>' is the second definition.<br/ ><span class="explanation-format__explanation">(case can mean an example or instance of something)</span><br/ ><br/ ></span>
(Other definitions for case that I've seen before include "Court evidence" , "Legal action; container" , "jacket, for example" , "Item of luggage" , "Police investigation" .)