The term 'nodded off' is a phrase used to describe the act of falling asleep. It can be broken down into four crossword solutions: drowsed (7 letters), SLEPT (5 letters), DOZED (5 letters), and SNOOZED (7 letters). Drowsed is a verb meaning to become sleepy or to drift off to sleep. SLEPT is also a verb meaning to rest in a state of sleep. DOZED is another verb meaning to sleep lightly or briefly. Lastly, SNOOZED is a verb meaning to sleep lightly or for a short period of time.