Ghostly noise (4)
I believe the answer is:
moan
(Other definitions for moan that I've seen before include "Lament; grumble" , "Keen" , "Indicate pain" , "Whinge" , "Express pain" .)
I believe the answer is:
moan
(Other definitions for moan that I've seen before include "Lament; grumble" , "Keen" , "Indicate pain" , "Whinge" , "Express pain" .)