| 思 | sī sì sāi | think, consider, ponder; final particle |
| 愢 | sāi | hesitant; modest |
| 揌 | sāi | to shake |
| 塞 | sāi sè sài | stop up, block, seal, cork; pass, frontier; fortress |
| 腮 | sāi | lower part of face; jaw; gills of a fish |
| 蓑 | sūo sāi sūi | rain coat made of straw, coir, etc. |
| 鳃 | sāi xǐ | fish gills |
| 顋 | sāi | lower part of face; jaw; gills of a fish |
| 鰓 | sāi xǐ | fish gills |