The term 'behind with payments' can be summarized by three crossword solutions: ARREARS (7 letters), LAG (3 letters), and indebt (6 letters). ARREARS is a term used to describe an amount of money that is owed, but has not been paid. LAG is a verb meaning to fall behind in payments or to be slow in making payments. Indebt is an adjective meaning owing money or being in debt. All three terms refer to the same concept of being behind on payments.