There are many synonyms for the phrase "pretended sleep." Some of the most common synonyms include feigned slumber, false snooze, simulated doze, make-believe rest, and sham nap. These synonyms all refer to the act of pretending to be asleep when one is actually awake. Other synonyms for pretended sleep include crypto-sleep, insincere doze, deceptive repose, and artificial slumber. Regardless of the word used, these synonyms all convey the sense of deliberate deception, as well as the idea that the person pretending to sleep is fully aware of what is happening around them.