| HSK | Not in HSK |
|---|---|
| FREQUENCY | Unknown |
| 需 xū | need, require, must |
| 要 yào | necessary, essential; necessity |
| 是 shì | indeed, yes, right; to be; demonstrative pronoun, this, that |
| 发 fā | issue, dispatch, send out; hair |
| 明 míng | bright, light, brilliant; clear |
| 之 zhī | marks preceding phrase as modifier of following phrase; it, him her, them; go to |
| 母 mǔ | mother; female elders; female |