Rapid is related to Quick. Quick is a type of Area. Area is related to Rural. 
Strong is a synonym of Loud. Loud is similar to Big. Big is related to Manner. Manner is related to Involved. 
Rapid <--RelatedTo--> Quick --IsA--> Area <--RelatedTo--> Rural 
Strong <--Synonym--> Loud <--SimilarTo--> Big <--RelatedTo--> Manner <--RelatedTo--> Involved 