| 頑強HSK 6 | wán qiáng | tenacious; hard to defeat | |
| 頑固HSK 6 | wán gù | stubborn; obstinate | |
| 頑皮 | wán pí | naughty | |
| 頑症 | wán zhèng | stubborn illness; disease that is difficult to treat | |
| 頑童 | wán tóng | urchin |
| 1 | This child is too mischievous and always gets into trouble. | |
| 2 | Rampant drug abuse is a major malady in society. | |
| 3 | The mischievous boy stole his sister's candy. | |
| 4 | He is too stubborn, which is his shortcoming. | |
| 5 | The mischievous boy splashed water on passers-by. |