Youngster is derived from Young. Young is similar to Tender. Tender is a type of Car. Car is related to Spare. 
Error is a synonym of Fault. Fault is a type of Responsibility. Accountability is a type of Responsibility. 
Youngster --DerivedFrom--> Young <--SimilarTo--> Tender --IsA--> Car <--RelatedTo--> Spare 
Error <--Synonym--> Fault --IsA--> Responsibility <--IsA-- Accountability 