Whip is a synonym of Belt. Belt is a synonym of Zone. Zone is a synonym of District. District is related to Regional. 
Open is related to Dress. Dress is related to Silk. Silk is related to Japanese. 
Whip <--Synonym--> Belt <--Synonym--> Zone <--Synonym--> District <--RelatedTo--> Regional 
Open <--RelatedTo--> Dress <--RelatedTo--> Silk <--RelatedTo--> Japanese 