The term 'make up for a loss' can be summarized by the crossword solution 'RECOUP', which is a 6-letter word. RECOUP means to regain or recover something that has been lost, usually through compensation or reimbursement. It is often used in the context of financial losses, such as when a company recoups its losses from a failed investment. In other contexts, it can refer to regaining something that has been taken away, such as when a person recoups their lost time after a long illness.