| 积极HSK 4 | jī jí | active; energetic; vigorous; positive (outlook); proactive | |
| 积极性 | jī jí xìng | zeal; initiative; enthusiasm; activity | |
| 极其HSK 5 | jí qí | extremely | |
| 极为HSK 3 | jí wéi | extremely; exceedingly | |
| 极端HSK 6 | jí duān | extreme |
| 1 | He is extremely introverted. | |
| 2 | The Northern Lights are truly magnificent. | |
| 3 | She looks extremely good today. | |
| 4 | The children are practicing Tai Chi. | |
| 5 | The temperature at the South Pole is extremely low. |