Negotiate is related to Deal. Deal is related to Value. Value is related to Personal. 
Shock is related to Intense. Intense is similar to Violent. Violent is the opposite of Mild. 
Negotiate <--RelatedTo--> Deal <--RelatedTo--> Value <--RelatedTo--> Personal 
Shock <--RelatedTo--> Intense <--SimilarTo--> Violent <--Antonym--> Mild 