Minimum is a synonym of Minimal. Minimal is a synonym of Bare. Bare is a synonym of Plain. Plain is related to Feature. 
Familiar is related to Understanding. Understanding is related to Learn. Learn is related to Swim. Swim is related to Summer. 
Minimum <--Synonym--> Minimal <--Synonym--> Bare <--Synonym--> Plain <--RelatedTo--> Feature 
Familiar <--RelatedTo--> Understanding <--RelatedTo--> Learn <--RelatedTo--> Swim <--RelatedTo--> Summer 