| 思想 | si1 xiang3 | idea |
| 觉 | jue2 | awake |
| 轨道 | gui3 dao4 | orbit |
| 想法 | xiang3 fa3 | notion |
| 思维 | si1 wei2 | thinking |
| 心思 | xin1 si1 | mind |
| 思潮 | si1 chao2 | Zeitgeist |
| 思路 | si1 lu4 | train of thought |
| 毛 | mao2 | raw |
| 脑筋 | nao3 jin1 | head |
| 心态 | xin1 tai4 | mentality |
| 心机 | xin1 ji1 | scheme |
| 惦记 | dian4 ji4 | to think of |