Transportation is a synonym of Transfer. Appearance is a type of Transfer. 
Highway is related to Street. Street is related to Ally. Ally is the opposite of Enemy. Enemy is a different concept from Boyfriend. 
Transportation <--Synonym--> Transfer <--IsA-- Appearance 
Highway <--RelatedTo--> Street <--RelatedTo--> Ally <--Antonym--> Enemy <--DistinctFrom--> Boyfriend 