| 签订 | qiān dìng | to agree to and sign (a treaty etc) | |
| 制订 | zhì dìng | to work out; to formulate | |
| 修订 | xiū dìng | to revise | |
| 订单 | dìng dān | (purchase) order | |
| 订阅 | dìng yuè | subscription; to subscribe to |
| 1 | We have already canceled the order. | |
| 2 | We need to order a pizza. | |
| 3 | I booked a train ticket for tomorrow. | |
| 4 | We need to sign a contract. | |
| 5 | We need to book our plane tickets in advance. |