Bloodhounds follow it (5)
I believe the answer is:
smell
(Other definitions for smell that I've seen before include "stink" , "Hum" , "Scent" , "Perceive through the nose" , "Aroma" .)
I believe the answer is:
smell
(Other definitions for smell that I've seen before include "stink" , "Hum" , "Scent" , "Perceive through the nose" , "Aroma" .)