快

kuài

rapid

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

heart (忄) + decisive cut (夬) = quick, sharp, and pleased

夬 depicts a decisive notch or cut — something that resolves tension swiftly. Pair that image with the heart radical and you get a mind that moves and feels without hesitation.

忄+夬→快
夬A decisive separationSemantic
忄HeartSemantic

你走得太快了,我跟不上。

nǐ zǒu de tài kuài le,wǒ gēn bù shàng。

You walk too fast; I can't keep up.

这把刀很快,切菜特别方便。

zhè bǎ dāo hěn kuài,qiē cài tèbié fāngbiàn。

This knife is very sharp, making it especially easy to cut vegetables.

Words with 快

飞快

fēi kuài

very fast

快板

kuài bǎn

allegro

快速

kuài sù

fast; high-speed; rapid

轻快

qīng kuài

light and quick

大快人心

dà kuài rén xīn

to the satisfaction of everyone

周末愉快

zhōu mò yú kuài

have a nice weekend!

开快车

kāi kuài chē

to drive at high speed

灵快

líng kuài

agile

松快

sōng kuai

less crowded

一吐为快

yī tǔ wéi kuài

to get sth off one's chest

不吐不快

bù tǔ bù kuài

to have to pour out what's on one's mind (idiom)

不快

bù kuài

unhappy

More characters with 忄

怪懒懔懦惟