危险
Pinyin: wēi xiǎn
dangerous
Example sentence
过马路要小心，很危险。
Guò mǎlù yào xiǎoxīn, hěn wēixiǎn.
Be careful crossing the road — it's dangerous.
What 危险 means
危险 (wēi xiǎn) is a Chinese word meaning “dangerous”. It belongs to the Describing Words 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.