| 按钮 | àn niǔ | push button | |
| 电钮 | diàn niǔ | push button (electric switch) | |
| 旋钮 | xuán niǔ | knob (e.g. handle or radio button) | |
| 钮带 | niǔ dài | bond; ties (of friendship etc) | |
| 钮扣 | niǔ kòu | variant of 纽扣 |
| 1 | Hit the wrong button and you die. | |
| 2 | B: Here you go. Just press the button. | |
| 3 | The first thing he caught sight of was the knob of the door. | |
| 4 | Tapping and holding on the home button will popup an application switcher. | |
| 5 | All that's left to do is press the button and the autopilot takes charge. |