Frontier is a type of Wilderness. Frontier is a synonym of March. March is the opposite of Standing. Standing is related to Rest. 
Send is a synonym of Throw. Throw is a synonym of Deal. Market is a type of Deal. Market is a type of Class. 
Wilderness <--IsA-- Frontier <--Synonym--> March <--Antonym--> Standing <--RelatedTo--> Rest 
Send <--Synonym--> Throw <--Synonym--> Deal <--IsA-- Market --IsA--> Class 