| 漏洞 | lòu dòng | leak; hole; gap; loophole | |
| 窑洞 | yáo dòng | yaodong (a kind of cave dwelling in the Loess Plateau in northwest China); Classifiers: 孔 | |
| 空洞 | kōng dòng | cavity; empty; vacuous | |
| 黑洞 | hēi dòng | (astronomy) black hole | |
| 洞口 | dòng kǒu | Dongkou county in Shaoyang 邵阳 , Hunan |
| 1 | What is this hole? | |
| 2 | There is a hole over there, let' s go and have a look. | |
| 3 | He bounces into a hole. | |
| 4 | What I have is a hollow feeling in my stomach the size of a coconut. | |
| 5 | He came to the sheep pens along the way; a cave was there, and Saul went in to relieve himself. |
