Sound of the sea? (5)

I believe the answer is:
inlet
(Other definitions for inlet that I've seen before include "A small creek or cove" , "Bay, cove" , "Opening through which liquid can flow" , "Small bay or creek" , "Place of entry" .)
I believe the answer is:
inlet
(Other definitions for inlet that I've seen before include "A small creek or cove" , "Bay, cove" , "Opening through which liquid can flow" , "Small bay or creek" , "Place of entry" .)