| 便 |
biàn hán | an informal letter sent by an organization |
| 便 |
biàn | plain / informal / suitable / convenient / opportune / to urinate or defecate / equivalent to 就: then / in that case / even if / soon afterwards |
| 便 |
pián | used in 便宜 / used in 便便 / used in 便嬛 |
| 函 |
hán | envelope / case / letter |
| 函 |
hán | variant of 函 |