HSK 5
尽快
jǐnkuài副
as quickly as possible; as soon as possible
请尽快把申请材料发给我。
Qǐng jǐn kuài bǎ shēn qǐng cái liào fā gěi wǒ.
Please send me the application materials as soon as possible.
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.