kuài
rapid
Phonosemantic compound. 忄 represents the meaning and 夬 represents the sound.
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Clerical script
Regular script
kuài
rapid, quick, speedy, fast; soon; rapid; quick; speed; rate; almost; to make haste; clever; sharp (of knives or wits); forthright; plainspoken; gratified; pleased; pleasant
Sound component in 1 character (1 verified)