| 難以HSK 4 | nán yǐ | hard to (predict, imagine etc) | |
| 難道HSK 4 | nán dào | don't tell me ...; could it be that...? | |
| 難題HSK 3 | nán tí | difficult problem | |
| 難得HSK 6 | nán dé | seldom; rare; hard to come by |
| 難民 | nàn mín | refugee |
| 1 | This question is difficult. | |
| 2 | This math question is very difficult. | |
| 3 | I find it hard to memorize Chinese characters. | |
| 4 | This pencil is difficult to write with. | |
| 5 | The last question was very difficult. |