Outlet is a synonym of Exit. Exit is a synonym of Departure. Departure is a type of Act. Act is related to Dramatic. 
End is a different concept from Begin. Dawn is a type of Begin. Dawn is related to Light. Light is related to Bulb. 
Outlet <--Synonym--> Exit <--Synonym--> Departure --IsA--> Act <--RelatedTo--> Dramatic 
End <--DistinctFrom--> Begin <--IsA-- Dawn <--RelatedTo--> Light <--RelatedTo--> Bulb 