Departure (4)
'departure' is the definition.
(I know that exit is a type of departure)
This is all the clue.
(Other definitions for exit that I've seen before include "walk away" , "Way to leave" , "Withdrawal" , "Road leaving motorway" , "Depart" .)
'departure' is the definition.
(I've seen this before)
This is the entire clue.
(Other definitions for exodus that I've seen before include "A great departure or dispersal" , "OT book - flight" , "Departure of the holy book" , "A mass departure, as in 2nd book of Old Testament" , "Outgoing" .)
'departure' is the definition.
(I've seen this before)
This is all the clue.
(Another definition for leave-taking that I've seen is " Act of saying goodbye".)