Democratic is a synonym of Popular. Popular is related to Famous. Famous is related to Jaw. Jaw is part of Face. 
Highway is related to Rest. Rest is related to Nest. Nest is related to Funny. Funny is related to Irony. 
Democratic <--Synonym--> Popular <--RelatedTo--> Famous <--RelatedTo--> Jaw --PartOf--> Face 
Highway <--RelatedTo--> Rest <--RelatedTo--> Nest <--RelatedTo--> Funny <--RelatedTo--> Irony 