Exhibit is a synonym of Demonstrate. Demonstrate is the opposite of Prove. 
Struggle is a synonym of Conflict. Conflict is a synonym of Action. Action is related to Gather. Gather is the opposite of Scatter. 
Exhibit <--Synonym--> Demonstrate <--Antonym--> Prove 
Struggle <--Synonym--> Conflict <--Synonym--> Action <--RelatedTo--> Gather <--Antonym--> Scatter 