Estimated is the opposite of Actual. Actual is related to True. True is related to Certain. Certain is a synonym of Apparent. 
Range is a synonym of Scope. Scope is a synonym of Setting. Scenario is a type of Setting. 
Estimated <--Antonym--> Actual <--RelatedTo--> True <--RelatedTo--> Certain <--Synonym--> Apparent 
Range <--Synonym--> Scope <--Synonym--> Setting <--IsA-- Scenario 