Fraud is related to Psychology. Psychology is related to Aggression. 
Just is a synonym of Only. Only is related to Exact. Exact is related to Equal. Equal is related to Sign. 
Fraud <--RelatedTo--> Psychology <--RelatedTo--> Aggression 
Just <--Synonym--> Only <--RelatedTo--> Exact <--RelatedTo--> Equal <--RelatedTo--> Sign 