Animated Stroke Order of 空：
Radical：穴 Strokes：8
Pinyin & Definition:
| kōng | air/sky/empty/free time/in vain |
| kòng | emptied/leisure |
Related Chinese characters:
Words with Chinese Character 空:
| kōng | air/sky/empty/free time/in vain |
| kòng | emptied/leisure |
| 空 | air sky empty |
| 空中 | in the sky in the air |
| 空中交通管制 | air traffic control |
| 空中交通管制员 | air traffic controller |
| 空中传球 | an in-the-air pass; an overhead pass |
| 空中侦察员 | [Military] a spotter |
| 空中加油 | flight-refuel; air refuelling; AAR |
| 空中加油飞机 | a tanker plane |
| 空中劫持 | skyjack; aerial hijacking |
| 空中劫机者 | a skyjacker; an air pirate |
| 空中发射 | air-launch; air launch; airlaunch |
| 空中客车 | Airbus (Aircraft company) |
| 空中小姐 | stewardess air hostess |
| 空中少爷 | a steward |
| 空中广告 | skysign |
| 空中广告文字图案 | skywriting |
| 空中打击 | an air strike |
| 空中护航 | air convoy |
| 空中掩护 | air umbrella; air cover |
| 空中摄影 | aerophotography |