快

kuài

rapid, quick, speedy, fast; soon

How to write 快, stroke by stroke

rapid; quick; speed; rate; soon; almost; to make haste; clever; sharp (of knives or wits); forthright; plainspoken; gratified; pleased; pleasant

Ideographic: A decisive 夬 will 忄; 夬 also provides the pronunciation

Made of 忄 + 夬

快点kuài diǎnto do sth more quickly; Hurry up!; Get a move on!
快乐kuài lèhappy; joyful
赶快gǎn kuàiquickly; at once
愉快yú kuàicheerful; happy; pleasant; delighted
尽快jǐn kuàias quickly as possible; as soon as possible
快要kuài yàonearly at the point of (doing sth); about to (do sth)
快速kuài sùfast; high-speed; rapid
生日快乐shēng rì kuài lèHappy birthday
不快bù kuàiunhappy; in low spirits; (of a knife) not sharp
痛快tòng kuàidelighted; to one's heart's content; straightforward; also pr. [tong4 kuai5]
快感kuài gǎnpleasure; thrill; delight; joy; pleasurable sensation; a high
加快jiā kuàito accelerate; to speed up; to hasten

我很快就会回来。
wǒ hěn kuài jiù huì huí lái 。
I will be back soon.
你最好尽快回家。
nǐ zuì hǎo jǐn kuài huí jiā 。
You'd better go home as soon as possible.
你动作快点就能赶上他。
nǐ dòng zuò kuài diǎn jiù néng gǎn shàng tā 。
If you hurry, you'll catch up with him.
我心里充满着快乐。
wǒ xīn lǐ chōng mǎn zhe kuài lè 。
My heart was filled with happiness.
你怎么样？旅游愉快吗？
nǐ zěn me yàng ？ lǚ yóu yú kuài ma ？
How are you? Did you have a good trip?