The term 'MOVED SWIFTLY' can be described by four different crossword solutions: SPED (4 letters), RAN (3 letters), FLEW (4 letters), and DARTED (6 letters). SPED is an informal verb meaning to move quickly, while RAN is a more common verb meaning to move quickly on foot. FLEW is a verb meaning to move quickly through the air, usually referring to birds or aircraft. Finally, DARTED is a verb meaning to move quickly in a sudden, jerky motion. All of these words describe a swift movement, and together they provide a comprehensive description of the term 'MOVED SWIFTLY'.