Supply temporarily is a term used to describe the act of lending something, usually for a short period of time. This could be anything from a physical object such as a book or tool, to a service such as a loan or a ride. The term is often used in business contexts, where it is important to ensure that resources are available when needed, but not necessarily permanently. LEND is the four letter solution to this crossword puzzle, and it is an appropriate term to describe the act of supplying something temporarily.