Bottom is a type of Hit. Slam is a type of Hit. Slam is a synonym of Sweep. 
Significant is similar to Considerable. Considerable is related to Large. Large is related to Organization. Organization is related to Nation. 
Bottom --IsA--> Hit <--IsA-- Slam <--Synonym--> Sweep 
Significant <--SimilarTo--> Considerable <--RelatedTo--> Large <--RelatedTo--> Organization <--RelatedTo--> Nation 