The term 'Fell Behind' can be described by four different crossword solutions: OWE (4 letters), LAGGED (6 letters), TRAILED (7 letters), and RANLATE (7 letters). Owing is a financial term that means to be indebted or obligated to pay something back. Lagging is the act of falling behind in progress or development. Trailing is the act of following someone or something at a distance. Ranlate is a combination of the words 'RAN' and 'LATE', which means to arrive LATE after running. All of these terms describe the concept of falling behind, either financially, in progress, or in time.