Exam is a form of Examination. Examination is related to Final. 
you are likely to find Teenager in/at/on Mall. Teenager is a synonym of Adolescent. Adolescent is a synonym of Teen. Teenage is etymologically related to Teen. 
Exam --FormOf--> Examination <--RelatedTo--> Final 
Mall <--AtLocation-- Teenager <--Synonym--> Adolescent <--Synonym--> Teen <--EtymologicallyRelatedTo-- Teenage 