"Diffident" • Chinese-English Dictionary
| 心虚 | xīn xū | lacking in confidence / diffident / to have a guilty conscience |   |
| 虚 |  xū | emptiness / void / abstract theory or guiding principles / empty or unoccupied / diffident or timid / false / humble or modest / (of health) weak / virtual / in vain | |
| 发虚 | fā xū | to feel weak / to be diffident | |
