| 辛苦 | xīn kǔ | exhausting; hard; tough; arduous; to work hard; to go to a lot of trouble; hardship(s) | |
| 艰辛 | jiān xīn | hardships; arduous; difficult | |
| 辛勤 | xīn qín | hardworking; industrious | |
| 辛亥革命 | xīn hài gé mìng | Xinhai Revolution (1911), which ended the Qing Dynasty | |
| 辛酸 | xīn suān | pungent (taste); bitter; fig. sad; miserable |
| 1 | Teacher, you have worked hard. | |
| 2 | The workers work hard every day. | |
| 3 | You’ve worked hard, why not have a cup of tea? | |
| 4 | Spicy food should be avoided when experiencing gastrointestinal discomfort | |
| 5 | My parents worked hard their whole lives to put me through school. |
