Deal is related to Case. Case is a type of Argument. Argument is a synonym of Controversy. Controversial is derived from Controversy. 
Harsh is a synonym of Mean. Mean is a synonym of Indicate. Indicate is a synonym of Specify. 
Deal <--RelatedTo--> Case --IsA--> Argument <--Synonym--> Controversy <--DerivedFrom-- Controversial 
Harsh <--Synonym--> Mean <--Synonym--> Indicate <--Synonym--> Specify 