Time Word + 晚
As an adjective, 晚 (wǎn) describes something as late or occurring in the evening. It can modify time expressions, such as 周日晚 (Sunday evening). It contrasts with 早 (zǎo, early) and is used in both spoken and written Chinese.
今天回来得太晚了,孩子都睡了。
Jīntiān huílái de tài wǎn le, háizi dōu shuì le.
I came back too late today — the kids were already asleep.
周日晚我们一起吃饭吧。
Zhōurì wǎn wǒmen yīqǐ chīfàn ba.
Let's have dinner together on Sunday evening.
他每天很晚才下班。
Tā měi tiān hěn wǎn cái xiàbān.
He doesn't get off work until very late every day.