Final answer:
A synonym for sleep is 'slumber,' which refers to the act of sleeping or a state of rest. Other synonyms include 'repose,' 'rest,' and 'nap.'
Step-by-step explanation:
A synonym for sleep is 'slumber.' Slumber refers to a state of rest or the act of sleeping. Other synonyms include 'repose,' 'rest,' and 'nap.' In various contexts, characters in literature may express their need or desire to sleep using different terms. For example, one might say, "I need to lie down and rest my eyes," or, "As soon as I lay down, I was deep in slumber." The term 'rest' can also signify a period of relaxation where sleep may not occur immediately but is intended, as seen in the phrase, "It's time to get some rest."