寝言は寝て言え

ねごとはねていえ

don't talk nonsense; sleep talk after you go to sleep

寝言

ねごと

sleep-talking

寝言を言う

ねごとをいう

to talk in one's sleep

唐人の寝言

とうじんのねごと

gibberish

寝冷え

ねびえ

get chilled while asleep

寝違え

ねちがえ

kink in one's neck, sprained neck.

とは言え

とはいえ

though, although, be that as it may, nonetheless

寝

ね しん い ぬ

to lie down, to go to bed, to go to sleep

ふて寝

sulking in bed; going to bed in a huff

言えてる

いえてる

You can say that again, Nice one

寝かす

ねかす

to put to sleep, to lay (something) on its side

えも言はず

えもいわず

inexplicably, unexplainably

寝違える

ねちがえる

to sleep in an awkward position and wake with a crick in one's neck

言言

げんげん

every word

果報は寝て待て

かほうはねてまて

All things come to those who wait

寝ゲロ

ねゲロ

vomitting while asleep, sleep-puking

空寝

そらね

feigned sleep, playing possum

寝袋

ねぶくろ

sleeping bag

旅寝

たびね

sleeping away from home, overnight stay when traveling