| 系 | xi4 | class |
| 担心 | dan1 xin1 | uneasy |
| 着急 | ji2 | to worry |
| 心事 | xin1 shi4 | worry |
| 缠绕 | chan2 rao3 chan2 rao4 | vex |
| 忧虑 | you1 lv4 | worried |
| 安宁 | an1 ning2 | Anning |
| 只管 | zhi3 guan3 | by all means |
| 担忧 | dan1 you1 | to worry |
| 纠缠 | jiu1 chan2 | to nag |
| 操心 | cao1 xin1 | to worry about |
| 开朗 | kai1 lang3 | cheerful |
| 舒畅 | shu1 chang4 | happy |