During the night.

Ellipsis of good night.

To work night shifts.

To spend a night (in a place), to overnight.

at night (during night-time, especially on a regular basis)

plural of night

The 92nd sura (chapter) of the Qur'an. / (Germanic paganism) The goddess of the night in Heathenry.

simple past tense and past participle of night

Dark; clouded / Overtaken by night; belated

time when sun does not shine