to go to bed; to sleep

to fall asleep

sleep; to sleep; (computing) to enter sleep mode

night clothes; pajamas

to fall asleep

to be fast asleep; (fig.) to lie dormant; to lie undiscovered

to wake up

to nap; to doze

to take a nap in the afternoon

sleeping bag

to doze; to nod off

in one's sleep

asleep; sleeping soundly

to sleep heavily (due to illness, fatigue etc)

bedroom

Sleeping Beauty

nightgown

to sleep soundly

to have a nap

drowsy; to doze; to nap

drowsy; sleepy (idiom)

to sleep in

good night

drowsy; sleepy

to hold a baby or child while they sleep; to spoon with one's partner

to sleep soundly

sleep; the land of Nod; dreamland

sleeping posture

sleepiness

sleep; slumber

couch

sleeping posture

water lily

nightgown

to get enough sleep; to have a good night's sleep

dormouse

to pretend to be asleep

to sleep naked

to sleep soundly; to fall into a deep sleep

to trade sex for favorable treatment (career advancement, higher grades, rent-free accommodation etc); to sleep in the same bed as one's child

hypersomnia; excessive sleepiness (medical)

disposable period underwear (esp. for overnight use)

microsleep

sleeping sickness; African trypanosomiasis; see also 非洲錐蟲病|非洲锥虫病[Fei1 zhou1 zhui1 chong2 bing4]

to have a shower and go to bed; (fig.) (slang) (neologism) (often sarcastic) to give up on sth unrealistic; to stop kidding oneself; (used dismissively, typically as 洗洗睡吧[xi3 xi3 shui4 ba5]) keep dreaming

narcolepsy

to fall asleep; to get to sleep

trypanosome

pajamas