Strange and disturbing (5)
I believe the answer is:
eerie
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">strange and disturbing</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I've seen this before)</span><br/ ><br/ >This is all the clue.<br/ ></span>
(Other definitions for eerie that I've seen before include "Spooky, weird" , "Strangely frightening" , "Bloodcurdling" , "Strange and disturbing" , "Spooky, supernatural" .)