HSK 4
底下
dǐxia名
the location below sth; afterwards
钥匙就在那个杯子底下。
Yào shi jiù zài nà ge bēi zi dǐ xia.
The key is right under that cup.
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 4.