HSK 7-9
不耻下问
bùchǐ-xiàwènnot feel ashamed to ask and learn from one's subordinates
真正好学的人懂得不耻下问。
Zhēn zhèng hào xué de rén dǒng de bù chǐ xià wèn.
A genuine learner is not ashamed to ask people of lower status for advice.
Say it
Hold the button, say it, then let go.
Other HSK words sharing a character
Also free:
Appears across levels (7-9) in the HSK 3.0 word list.