| 调查HSK 4 | diào chá | investigation; inquiry; to investigate; to survey; survey; (opinion) poll; Classifiers: 项 | |
| 强调HSK 5 | qiáng diào | to emphasize (a statement); to stress | |
| 调动HSK 6 | diào dòng | to transfer; to maneuver (troops etc); movement of personnel; to mobilize; to bring into play | |
| 调研 | diào yán | to investigate and research; research; investigation | |
| 调度 | diào dù | to dispatch (vehicles, staff etc); to schedule; to manage; dispatcher; scheduler |
| 调整HSK 5 | tiáo zhěng | to adjust; adjustment; revision; Classifiers: 个 | |
| 协调HSK 6 | xié tiáo | to coordinate; to harmonize; to fit together; to match (colors etc); harmonious; concerted | |
| 调节HSK 6 | tiáo jié | to adjust; to regulate; to harmonize; to reconcile (accountancy etc) | |
| 调控 | tiáo kòng | to regulate; to control | |
| 宏观调控 | hóng guān tiáo kòng | macro-control |
| 1 | His voice is monotonous. | |
| 2 | The police are investigating the matter. | |
| 3 | This monkey is very mischievous. | |
| 4 | A monotonous job can be very boring. | |
| 5 | The company is conducting market research. |