Slightest little sound (4)
I believe the answer is:
peep
(Other definitions for peep that I've seen before include "Large underground chamber" , "Secret look" , "Look surreptitiously, like Tom" , "Look secretly" , "Palindromic glimpse" .)
I believe the answer is:
peep
(Other definitions for peep that I've seen before include "Large underground chamber" , "Secret look" , "Look surreptitiously, like Tom" , "Look secretly" , "Palindromic glimpse" .)