Estuary, for instance (5)
I believe the answer is:
inlet
(Other definitions for inlet that I've seen before include "Opening through which fluid can pass" , "Small area of sea" , "Fiord" , "access point" , "Place of entry" .)
I believe the answer is:
inlet
(Other definitions for inlet that I've seen before include "Opening through which fluid can pass" , "Small area of sea" , "Fiord" , "access point" , "Place of entry" .)