Answer: turnin

AnswerCrossword Clue
TURNINGo to bed
TURNINRetire
TURNINHit the sack
TURNINCall it a night
TURNINSubmit, as homework
TURNINHave collected
TURNINEnter.
TURNINGo to bed: Colloq.
TURNINGo to bed.
TURNINRetire.
TURNINRetire for the evening
TURNINHit the hay
TURNINRetire for the night
TURNINSay good night
TURNINCall it a day