Harbor opening (5)
I believe the answer is:
inlet
(Other definitions for inlet that I've seen before include "Entry port" , "One's up the creek here" , "Bay, cove" , "Sound" , "Opening through which liquid can flow" .)
I believe the answer is:
inlet
(Other definitions for inlet that I've seen before include "Entry port" , "One's up the creek here" , "Bay, cove" , "Sound" , "Opening through which liquid can flow" .)