Return is related to New. New is similar to Recent. Recent is related to Contemporary. Contemporary is the opposite of Historical. 
Borrow is the opposite of Lend. Loan is etymologically related to Lend. 
Return <--RelatedTo--> New <--SimilarTo--> Recent <--RelatedTo--> Contemporary <--Antonym--> Historical 
Borrow <--Antonym--> Lend <--EtymologicallyRelatedTo-- Loan 