| 睡觉HSK 1 | shuì jiào | to go to bed; to sleep | |
| 午觉 | wǔ jiào | siesta; afternoon nap | |
| 睡懒觉 | shuì lǎn jiào | to sleep in | |
| 困觉 | kùn jiào | (dialect) to sleep | |
| 瞓觉 | fèn jiào | to sleep (Cantonese); Mandarin equivalent: 睡觉 |
| 觉得HSK 2 | jué de | to think; to feel | |
| 感觉HSK 4 | gǎn jué | to feel; to become aware of; feeling; sense; perception; Classifiers: 个 | |
| 自觉HSK 5 | zì jué | conscious; aware; on one's own initiative; conscientious | |
| 觉悟HSK 6 | jué wù | to come to understand; to realize; consciousness; awareness; Buddhist enlightenment (Sanskrit: cittotpāda) | |
| 不知不觉 | bù zhī bù jué | unconsciously; unwittingly |
| 1 | I want to sleep. | |
| 2 | I feel very cold. | |
| 3 | Mom, I want to go to sleep. | |
| 4 | The cat is sleeping on the bed. | |
| 5 | The child needs to go to bed early. |