View source for 快

{{also|怏}}
{{character info}}
==Translingual==
{{stroke order|strokes=7}}

===Han character===
{{Han char|rn=61|rad=心|as=04|sn=7|four=95030|canj=PDK|ids=⿰忄夬}}

====Derived characters====
* {{l|mul|[[𫪎]], [[𢭴]], [[𧋿]], [[𮛞]], [[𭧚]], [[𭝞]], [[𪬭]], [[𬜴]], [[筷]]}}

====References====
{{Han ref|kx=0377.290|dkj=10369|dj=0705.160|hdz=42278.110|uh=5FEB}}

==Chinese==
{{zh-forms}}

===Glyph origin===
{{Han etym}}
{{Han compound|心|alt1=忄|夬|ls=psc|c1=s|c2=p}}.

===Etymology===
{{unknown|zh}} ({{zh-ref|Schuessler, 2007}}).

===Pronunciation===
{{zh-pron
|m=kuài
|m-s=kuai4
|dg=куэ3
|c=faai3
|ca=LL-Q9186-Luilui6666-快.wav
|c-t=fai1
|g=kuai3
|h=pfs=khoai;gd=kuai4
|j=kuai3
|mb=kṳe̿
|md=ká̤/kuái
|md_note=ká̤ - vernacular; kuái - literary
|mn=ml,jj,tw:khoài/xm,qz,jj,tw:khùiⁿ/zz,twv:khòaⁿ/xm,qz:khòe
|mn_note=khoài - literary; khùiⁿ/khòaⁿ - vernacular (limited, e.g. {{zh-l|*快活}}); khòe - vernacular (limited, e.g. {{zh-l|*快便}})
|mn-t=kuai3
|w=sh,sz:5khua
|x=kuai4
|mc=y
|oc=y
|ma=y
|cat=a,adv,v
}}

===Definitions===
{{head|zh|hanzi}}

# [[pleased]]; [[happy]]
#: {{syn|zh|樂<tr:lè>}}
#: {{zh-x|快感|pleasure}}
#: {{zh-x|大快人心|to the great satisfaction of the people}}
# [[forthright]]; [[plainspoken]]
#: {{zh-x|心直口快|frank and outspoken}}
# [[rapid]]; [[quick]]; [[speedy]]; [[fast]]
#: {{syn|zh|速}}
#: {{zh-x|師傅{fu}，能 不能 再 開 快 一 點？|Sir, can you please go faster?}}
#: {{zh-x|快 啲 啦！|'''Hurry up'''!|C}}
# {{lb|zh|of knives, scissors, axes, etc.}} [[sharp]]; [[sharp-edged]]
#: {{syn|zh|鈍}}
#: {{zh-x|把 刀 磨 快|to sharpen the knife}}
#: {{zh-x|快刀斬亂麻|to cut the Gordian knot|lit=to cut the messy ropes with a sharp knife}}
# [[keen]]; [[quick-witted]]
#: {{zh-x|反應 快|quick in response}}
#: {{zh-x|腦子 快|quick-witted}}
# [[quickly]]; [[hurriedly]]
#: {{zh-x|快 來 幫忙！|Come and help quickly!}}
# to be [[about]] to; [[almost]]
#: {{zh-x|我 快 到 了。|I am '''about to''' arrive.}}
#: {{zh-x|快 八點 了。|It's almost 8.}}
# {{lb|zh|of [[time zone]]s}} to be [[ahead]] of
#: {{ant|zh|慢}}
#: {{zh-x|香港 快 倫敦{deon1} 八 個 鐘。|Hong Kong is eight hours ahead of London.|C}}
# {{lb|zh|dated|_|Shanghainese Wu}} {{n-g|Used to indicate the near future '''tense'''.}}
#: {{zh-x|落 下 來 快 哉。|tr=|It's about to fall down.|SH|ref='''2010''', Qian Nairong, {{lang|zh|《從〈滬語便商〉所見的老上海話時態》}} (Tenses and Aspects? Old Shanghainese as Found in the Book Huyu Bian Shang)}}

====Synonyms====
* {{sense|quick}}
{{syn-saurus|zh|迅速}}
{{zh-dial}}
{{zh-dial|快-2}}

====Antonyms====
* {{zh-l|慢}}

===Usage notes===
* {{q|Old Shanghainese}}: Unlike other Chinese languages, Northern Wu can mark for tenses as well as aspects. {{lang|zh|快}} is to be used ''behind'' the main verb, unlike most other grammatical particles.

===Compounds===
{{col3|zh|快板|快報|快步流星|快餐|快暢|快車|快衝膠卷|快當|快刀斬亂麻|快遞|快感|快活|快貨|快件|快捷|快樂|快馬加鞭|快慢|快門|快槍|快人快語|快食麵|快事|快適|快手|快書|快速|快艇|快慰|快相|快心|快信|快訊|快要|快意|不快|不快活|乘龍快婿|快速帆船|儘快|外快|大快人心|口快心直|口快|不爽快|府快|快婿|加快|悒悒不快|快車道|快嘴|先睹為快|愉快|不吐不快|心直口快|快快當當|乾脆爽快|快點|快雪堂|快速麵|快覽|快蟹船|快犢破車|快照|快炮|快樂主義|快樂丸|快性|快印|快動作|快克|快人|心直嘴快|加快腳步|快活林|利快|人心大快|平快車|快活三|嘴快|山東快書|對號快車|口快如刀|佳快|勝任愉快|大快之事|人人稱快|大快朵頤|大快|外快子|口舌之快|快碼倉頡|傳音快字|快鍋|命快|一吐為快|勤快|兵快|淋漓痛快|明快|打正快|痛快|捕快|歡快|暢快|痛痛快快|敞快|手急眼快|步快|拍手稱快|痛快淋漓|稱快|熱得快|白快|短平快|眼疾手快|盡快|搶快|爽快|稱心快意|東床快婿|沉著痛快|手快|涼快|疾快|東方快車|眼明手快|皁快|濃快|軍牢快手|開快車|趕快|輕快|飛快|馬快頭|脆快了當|高談快論|風快的刀|賺外快|魚雷快艇|聯珠快書|馬快|馬快手|鬆快|飛快車|飛彈快艇|風流快活|能言快語|連珠快書|親痛仇快|鐵板快書|買快|脆快}}

{{cat|cmn|Beginning Mandarin}}

==Japanese==

===Kanji===
{{ja-kanji|grade=5|rs=心04}}

====Readings====
{{ja-readings
|goon=け<け<くゑ
|kanon=かい<くわい
|kun=こころよ-い, うれ-し.い, はや-い
}}

===Etymology===
{{ja-kanjitab|かい|yomi=kanon}}
From {{der|ja|ltc|sort=かい|-}} {{ltc-l|快}}.

===Pronunciation===
{{ja-pron|かい|acc=1|acc_ref=DJR}}

===Affix===
{{ja-pos|affix|かい|hhira=くわい}}

# [[pleasant]], [[pleasing]], [[comfortable]], [[enjoyable]]
# [[fast]], [[quick]] {{qualifier|in a pleasing way}}
# [[sharp]] (of knives); [[clever]] (of wits)
# [[recovery]] (from illness, of health)

===Noun===
{{ja-noun|かい|hhira=くわい}}

# {{lb|ja|literary}} [[pleasure]]; [[delight]]; [[enjoyment]]

===References===
<references/>

==Korean==

===Hanja===
{{ko-hanja|쾌하다|쾌할|쾌}}

# {{rfdef|ko|sort=心04}}

==Vietnamese==

===Han character===
{{vi-readings|reading=khoái, khuấy, khoáy, sướng|rs=心04}}

# {{rfdef|vi|sort=心04}}