Spine-tingling (5)
I believe the answer is:
eerie
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">spine-tingling</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I've seen this in another clue)</span><br/ ><br/ >This is all the clue.<br/ ></span>
(Other definitions for eerie that I've seen before include "Uncannily strange" , "Ghostly" , "Weird and disturbing" , "Strangely frightening" , "Spooky, creepy" .)