Exit is the opposite of Entry. Entry is the opposite of Departure. 
Coat is related to Boat. Boat is related to Thing. Thing is a synonym of Ticket. Ticket is related to Penalty. 
Exit <--Antonym--> Entry <--Antonym--> Departure 
Coat <--RelatedTo--> Boat <--RelatedTo--> Thing <--Synonym--> Ticket <--RelatedTo--> Penalty 