The term 'drop off' can be used to describe a variety of activities related to sleeping. The crossword solutions for this term include 'SHED' (4 letters), 'DROWSE' (6 letters), 'CATNAP' (6 letters), 'DOZE' (4 letters), 'NAP' (3 letters), 'NOD' (3 letters), 'WANE' (4 letters), 'ABATE' (5 letters), 'sleep' (5 letters), 'SLUMP' (5 letters), 'LESSEN' (6 letters), 'SNOOZE' (6 letters), 'DELIVER' (7 letters), 'DWINDLE' (7 letters), 'takeanap' (8 letters), 'gotosleep' (9 letters), and 'fallasleep' (10 letters). These words all refer to different stages of sleep, from the lightest dozing to the deepest slumber. They can also be used to describe the act of going to sleep, such as when someone 'drops off' after a long day.