HSK 7-9
供
gōng动
to provide; to supply; to be for (the use or convenience of)
阅览室供学生安静自习。
Yuè lǎn shì gōng xué shēng ān jìng zì xí.
The reading room is available for students to study quietly.
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.