HSK 5
加深
jiāshēn动
to deepen
旅行加深了彼此的了解。
Lǚ xíng jiā shēn le bǐ cǐ de liǎo jiě.
The trip deepened their understanding of one another.
Say it
Hold the button, say it, then let go.
Other HSK words sharing a character
Also free:
New in the HSK 3.0 word list at level 5.