Bay (5)
'bay' is the definition.
(I've seen this before)
This is the entire clue.
(Other definitions for inlet that I've seen before include "Fjord" , "Opening through which fluid can pass" , "Fiord" , "Small arm of the sea" , "Sound" .)
(Other definitions for bight that I've seen before include "loop of rope?" , "bend in river" , "Bay - bend in rope" , "Bay, sounds like a morsel of food" , "Large broad bay -- middle part of a slack rope" .)