Exact is a synonym of Demand. Demand is related to Propose. Propose is related to Make. 
Minister is related to Marriage. Marriage is related to Engagement. Engagement is related to Married. Married is related to Wedding. 
Exact <--Synonym--> Demand <--RelatedTo--> Propose <--RelatedTo--> Make 
Minister <--RelatedTo--> Marriage <--RelatedTo--> Engagement <--RelatedTo--> Married <--RelatedTo--> Wedding 