HSK 7-9
倒数
dàoshǔ动
to count backwards (from 10 down to 0); to count down; from the bottom (lines on a page); from the back (rows of seats)
请从十开始慢慢倒数。
Qǐng cóng shí kāi shǐ màn màn dào shǔ.
Please count backward slowly from ten.
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.