The term 'lets loose' can be defined by the following crossword solutions: UNBINDS (7 letters), UNLEASHES (9 letters), frees (5 letters), UNTIES (6 letters), releases (8 letters), and setsfree (8 letters). All of these words refer to the act of freeing something, whether it be a physical object or an emotion. UNBINDS and UNTIES refer to the physical act of undoing a knot or tie, while UNLEASHES, frees, releases, and setsfree refer to the emotional act of letting go of something.