孤单
Pinyin: gū dān
lonely
Example sentence
一个人在外地很孤单。
Yí gè rén zài wàidì hěn gūdān.
Being alone far from home is lonely.
What 孤单 means
孤单 (gū dān) is a Chinese word meaning “lonely”. It belongs to the Describing Words topic and appears at HSK 4, so it is one of the words worth learning early when you study Chinese.