| 泗 | sì | nasal mucus; river in Shandong |
| 嵊泗 | Shèng sì | Shengsi county in Zhoushan 舟山, Zhejiang |
| 嵊泗列岛 | Shèng sì liè dǎo | Shengsi islands, making up Shengsi county in Zhoushan 舟山, Zhejiang |
| 嵊泗县 | Shèng sì xiàn | Shengsi county in Zhoushan 舟山, Zhejiang |
| 泗水 | Sì shuǐ | Sishui county in Ji'ning 济宁, Shandong |
| 泗水县 | Sì shuǐ xiàn | Sishui county in Ji'ning 济宁, Shandong |
| 泗洪 | Sì hóng | Sihong county in Suqian 宿迁, Jiangsu |
| 泗洪县 | Sì hóng xiàn | Sihong county in Suqian 宿迁, Jiangsu |
| 泗县 | Sì xiàn | Si county in Suzhou 宿州, Anhui |
| 泗阳 | Sì yáng | Siyang county in Suqian 宿迁, Jiangsu |
| 泗阳县 | Sì yáng xiàn | Siyang county in Suqian 宿迁, Jiangsu |
| 涕泗横流 | tì sì héng liú | tears and mucus flowing profusely; sniveling; in a tragic state |
| 涕泗滂沱 | tì sì pāng tuó | a flood of tears and mucus; broken-hearted and weeping bitterly |
| 涕泗纵横 | tì sì zòng héng | tears and mucus flowing profusely; sniveling; in a tragic state |