哭
Pinyin: kū
to cry
Example sentence
孩子哭了，快去看看。
Háizi kū le, kuài qù kànkan.
The child is crying — go check.
What 哭 means
哭 (kū) is a Chinese word meaning “to cry”. It belongs to the Daily Actions topic and appears at HSK 3 (and again in HSK 4), so it is one of the words worth learning early when you study Chinese.