HSK 5
里头
lǐtou名
inside; interior
箱子里头还有一本旧书。
Xiāng zi lǐ tou hái yǒu yì běn jiù shū.
There is still an old book inside the box.
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.