Clear is a synonym of Clean. Clean is related to River. River is related to Bank. Banking is derived from Bank. 
Starter is a type of Official. Starter is a type of Culture. Culture is related to Shared. Shared is similar to Mutual. 
Clear <--Synonym--> Clean <--RelatedTo--> River <--RelatedTo--> Bank <--DerivedFrom-- Banking 
Official <--IsA-- Starter --IsA--> Culture <--RelatedTo--> Shared <--SimilarTo--> Mutual 