Usage of the character 口

to return to one's original trade
to put (a business etc) under the administration of the relevant central authority
(the) relevant (department in charge of sth)

kǒuyì

口译

[口譯]

interpreting

kǒuyín

口淫

[口淫]

oral sex
fellatio

kǒujué

口角

[口角]

altercation; wrangle; angry argument

shīkǒu

失口

[失口]

slip of the tongue
indiscretion
to blurt out a secret

cùnkǒu

寸口

[寸口]

location on wrist over the radial artery where pulse is taken in TCM

qiēkǒu

切口

[切口]

incision
notch
slit
gash
margin of a page
trimmed edge (of a page in a book)

dàngkǒu

档口

[檔口]

stall
booth

huókǒu

活口

[活口]

sb who witnesses a crime and is not killed by the perpetrator
a captive who can provide information

jièkǒu

借口

[借口]

to use as an excuse
excuse; pretext

shānkǒu

山口

[山口]

mountain pass

kǒunè

口讷

[口訥]

(literary) inarticulate

shùnkǒu

顺口

[順口]

to read smoothly (of text)
to blurt out (without thinking)
to suit one's taste (of food)

zhāngkǒu

张口

[張口]

to open one's mouth (to eat, speak etc)
to gape
to start talking (esp. to make a request)

kǒuliáng

口粮

[口糧]

ration

shēngkou

牲口

[牲口]

animals used for their physical strength (mules, oxen etc)
beast of burden

máokǒu

毛口

[毛口]

metal filings (e.g. from a drill or lathe)
burr

jiùkǒu

就口

[就口]

(of a bowl, a cup etc) to be brought up to one's mouth

kǒufù

口腹

[口腹]

(fig.) food

chuāngkǒu

窗口

[窗口]

window
opening providing restricted access (e.g. customer service window)
computer operating system window
fig. medium
intermediary
showpiece
testing ground

kǒufēng

口锋

[口鋒]

manner of speech
tone of voice

kǒujiǎo

口角

[口角]

corner of the mouth

duānkǒu

端口

[端口]

interface
port

jìkǒu

忌口

[忌口]

abstain from certain food (as when ill)
avoid certain foods
be on a diet

zhákǒu

闸口

[閘口]

open sluice gate
(toll) station
boarding gate (airport etc)
(fig.) gateway (access point)

Húkǒu

湖口

[湖口]

Hukou County in Jiujiang 九江, Jiangxi
Hukou township in Hsinchu County 新竹縣／新竹县 ( Xīnzhú Xiàn), northwest Taiwan

kǒuhóng

口红

[口紅]

lipstick

kāikǒu

开口

[開口]

to open one's mouth
to start to talk

Chéngkǒu

城口

[城口]

Chengkou, a county in Chongqing 重慶／重庆 ( Chongqíng)

kǒupí

口皮

[口皮]

(coll.) lip

duìkǒu

对口

[對口]

(of two performers) to speak or sing alternately
to be fit for the purposes of a job or task
(of food) to suit sb's taste

Kǒuhú

口湖

[口湖]

Kouhu township in Yunlin county 雲林縣／云林县 ( Yúnlínxiàn), Taiwan

quēkǒu

缺口

[缺口]

nick
jag
gap
shortfall

fēngkǒu

风口

[風口]

air vent
drafty place
wind gap (geology)
tuyere (furnace air nozzle)
(fig.) hot trend
fad

àikǒu

隘口

[隘口]

mountain pass

zhùkǒu

住口

[住口]

shut up
shut your mouth
stop talking

shāngkǒu

伤口

[傷口]

wound
cut

guānkǒu

关口

[關口]

pass
gateway
(fig.) juncture

dùkǒu

杜口

[杜口]

to remain silent

bānkǒu

搬口

[搬口]

to pass on stories (idiom); to sow dissension
to blab
to tell tales

kǒudé

口德

[口德]

propriety in speech

kǒufēng

口风

[口風]

meaning behind the words
what sb really means to say
one's intentions as revealed in one's words
tone of speech

Jīngkǒu

京口

[京口]

Jingkou district of Zhenjiang city 鎮江市／镇江市 ( Zhènjiāngshì), Jiangsu

Lóngkǒu

龙口

[龍口]

Longkou, county-level city in Yantai 煙台／烟台, Shandong

kǒuluò

口络

[口絡]

muzzle (over a dog's mouth)

xiùkǒu

袖口

[袖口]

cuff

kǒushí

口实

[口實]

food
salary (old)
a pretext
a cause for gossip

dāngkǒu

当口

[當口]

at that moment
just then

kǒuchǐ

口齿

[口齒]

mouth and teeth
enunciation
to articulate
diction
age (of cattle, horses etc)

huíkǒu

回口

[回口]

to answer back

kǒutián

口甜

[口甜]

soft-spoken
affable
full of honeyed words

kǒuhú

口糊

[口糊]

indistinct in one's speech
defective in one's pronunciation

kǒuhuáng

口簧

[口簧]

Jew's harp

chǎngkǒu

敞口

[敞口]

open-mouthed (jar etc)
(of speech) freely
exposure (finance)

hǎikǒu

海口

[海口]

estuary
coastal inlet
river mouth
seaport
see also 誇海口／夸海口 (kuāhǎikǒu)

kǔkǒu

苦口

[苦口]

lit. bitter taste (cf good medicine tastes bitter 良藥苦口／良药苦口)
fig. earnestly (of warning, advice)

kǒuběi

口北

[口北]

the area north of the Great Wall

fǎnkǒu

反口

[反口]

to correct oneself
to renege
to break one's word

yǎkǒu

哑口

[啞口]

as if dumb
speechless

tuōkǒu

脱口

[脫口]

to blurt out

kǒuqín

口琴

[口琴]

harmonica

kùkǒu

裤口

[褲口]

trouser leg opening

húkǒu

糊口

[糊口]

to scrape a meager living
to get by with difficulty

chūkǒu

出口

[出口]

an exit
CL:個／个 (gè)
to speak
to export
(of a ship) to leave port

lǐngkǒu

领口

[領口]

collar
neckband
neckline
the place where the two ends of a collar meet

kǒushào

口哨

[口哨]

whistle

kǒubí

口鼻

[口鼻]

mouth and nose
(an animal's) snout

kǒugòng

口供

[口供]

oral confession (as opposed to 筆供／笔供 (bǐgòng))
statement
deposition

kǒuqì

口气

[口氣]

tone of voice
the way one speaks
manner of expression
tone

yākǒu

垭口

[埡口]

(dialect) narrow mountain pass

àokǒu

拗口

[拗口]

hard to pronounce
awkward-sounding

kǒuyin

口音

[口音]

voice
accent

Yěkǒu

野口

[野口]

Noguchi (Japanese surname)

kǒushù

口述

[口述]

to dictate
to recount orally

kǒuxián

口弦

[口弦]

Jew's harp

kǒucǎi

口彩

[口彩]

complimentary remarks
well-wishing

gǎngkǒu

港口

[港口]

port
harbor

kǒufú

口福

[口福]

happy knack for chancing upon fine food

Jiāokǒu

交口

[交口]

Jiaokou county in Lüliang 呂梁／吕梁 ( Lüliáng), Shanxi 山西

kōngkǒu

空口

[空口]

incomplete meal of a single dish
meat or vegetable dish without rice or wine
rice without meat or vegetables

kǒuchuán

口传

[口傳]

orally transmitted

kǒufú

口服

[口服]

to take medicine orally
oral (contraceptive etc)
to say that one is convinced

wèikǒu

胃口

[胃口]

appetite
liking

qīnkǒu

亲口

[親口]

one's own mouth
fig. in one's own words
to say sth personally

húkǒu

糊口

[餬口]

variant of 糊口 (húkǒu)

qièkǒu

切口

[切口]

slang
argot
private language used as secret code

kǒuxìn

口信

[口信]

oral message

kǒubái

口白

[口白]

narrator
spoken parts in an opera

gǎikǒu

改口

[改口]

to change one's tune
to modify one's previous remark
to change the way one addresses sb (as when one marries and starts to call one's husband's parents 爸爸 (bàba) and 媽媽／妈妈 (māma))

chākǒu

插口

[插口]

socket (for an electric plug)
to interrupt (sb speaking)
to butt in

chuànkǒu

串口

[串口]

serial port (computing)

rùkǒu

入口

[入口]

entrance
to import

ránkou

髯口

[髯口]

artificial beard worn by Chinese opera actors

kǒutóu

口头

[口頭]

oral
verbal

kǒuwěn

口吻

[口吻]

tone of voice
connotation in intonation
accent (regional etc)
snout
muzzle
lips
protruding portion of an animal's face

kǒubēi

口碑

[口碑]

public praise
public reputation
commonly held opinions
current idiom

xiōngkǒu

胸口

[胸口]

chest

kǒu'àn

口岸

[口岸]

a port for external trade
a trading or transit post on border between countries

kǒuzhào

口罩

[口罩]

mask (surgical etc)

kǒushé

口舌

[口舌]

dispute or misunderstanding caused by gossip
to talk sb round

kǒushè

口射

[口射]

to ejaculate inside sb's mouth

ménkǒu

门口

[門口]

doorway
gate
CL:個／个 (gè)

xīkǒu

吸口

[吸口]

sucker mouth

Kēngkǒu

坑口

[坑口]

Hang Hau (area in Hong Kong)

fēngkǒu

封口

[封口]

to close up
to heal (of wound)
to keep one's lips sealed

suíkǒu

随口

[隨口]

(speak) without thinking the matter through

dāokǒu

刀口

[刀口]

the edge of a knife
cut
incision

kǒutiáo

口条

[口條]

(ox etc) tongue (as food)
(dialect) elocution; articulation

Gǔkǒu

谷口

[谷口]

Taniguchi (Japanese surname)

kǒumò

口沫

[口沫]

spittle
saliva

Hànkǒu

汉口

[漢口]

Hankou, part of Wuhan 武漢／武汉 at the junction of Han river and Changjiang in Hubei

Dòngkǒu

洞口

[洞口]

Dongkou county in Shaoyang 邵陽／邵阳 ( Shàoyáng), Hunan

kǒubào

口爆

[口爆]

(slang) to ejaculate inside sb's mouth

chákǒu

茬口

[茬口]

harvested land left for rotation
an opportunity

shuǎngkǒu

爽口

[爽口]

fresh and tasty

kǒuyǔ

口语

[口語]

colloquial speech
spoken language
vernacular language
slander
gossip
CL:門／门 (mén)

Yànkǒu

觃口

[覎口]

Yankou, village in Zhejiang Province

Jiāngkǒu

江口

[江口]

Jiangkou, a county in Tongren 銅仁市／铜仁市 ( Tongrén Shì), Guizhou

shùkǒu

漱口

[漱口]

to rinse one's mouth; to gargle

dùkǒu

渡口

[渡口]

ferry crossing

kǒuchuāng

口疮

[口瘡]

mouth ulcer

qiāngkǒu

枪口

[槍口]

muzzle of a gun

kǒuzi

口子

[口子]

hole
opening
cut
gap
gash
my husband or wife
classifier for people (used for indicating the number of people in a family etc)
precedent

chàkǒu

岔口

[岔口]

junction
fork in road

àikǒu

碍口

[礙口]

to shy to speak out
tongue-tied
to hesitate
too embarrassing for words

dòngkǒu

洞口

[洞口]

cave mouth
tunnel entrance

Hǎikǒu

海口

[海口]

Haikou prefecture-level city and capital of Hainan Province 海南省 ( Hǎinán Shěng)

kǒujiāo

口交

[口交]

oral sex

kǒuwèi

口味

[口味]

a person's preferences
tastes (in food)
flavor

rénkǒu

人口

[人口]

population
people

jièkǒu

藉口

[藉口]

to use as an excuse
on the pretext
excuse
pretext
also written 借口 (jièkǒu)

Pǔkǒu

浦口

[浦口]

Pukou district of Nanjing City 南京市 in Jiangsu 江蘇／江苏

Qiáokǒu

硚口

[礄口]

Qiaokou district of Wuhan city 武漢市／武汉市 ( Wǔhànshì), Hubei

jiēkǒu

接口

[接口]

interface
port
connector

kǒuchòu

口臭

[口臭]

bad breath
halitosis

hùkǒu

户口

[戶口]

population (counted as number of households for census or taxation)
registered residence
residence permit
(in Hong Kong and Macau) bank account

juékǒu

决口

[決口]

(of a watercourse) to breach its banks
(of a dam) to burst

shàngkǒu

上口

[上口]

to be able to read aloud fluently
to be suitable (easy enough) for reading aloud

ēiluó

工口

[工口]

erotic (loanword mimicking the shape of Japanese katakana エロ, pronounced "ero")

kǒukě

口渴

[口渴]

thirsty

kǒuhào

口号

[口號]

slogan
catchphrase
CL:個／个 (gè)

dàkǒu

大口

[大口]

big mouthful (of food, drink, smoke etc)
open mouth
gulping
gobbling
gaping

chuāngkǒu

疮口

[瘡口]

wound
open sore

kǒuyīn

口音

[口音]

(linguistics) oral speech sounds

kuānkǒu

宽口

[寬口]

wide mouth

kǒuqiāng

口腔

[口腔]

oral cavity

kǒujué

口诀

[口訣]

mnemonic chant
rhyme for remembering (arithmetic tables, character stroke order etc)

Shānkǒu

山口

[山口]

Yamaguchi (Japanese surname and place name)
Yamaguchi prefecture in the southwest of Japan's main island Honshū 本州 ( Běnzhou)

shōukǒu

收口

[收口]

(knitting, basket weaving etc) to cast off; to bind
(of a wound) to close up; to heal

màikǒu

脉口

[脈口]

location on wrist over the radial artery where pulse is taken in TCM

pòkǒu

破口

[破口]

tear or rupture
to have a tear (e.g. in one's clothes)
without restraint (e.g. of swearing)

xiánkǒu

闲口

[閒口]

idle talk

méikǒu

没口

[沒口]

unreservedly
profusely

Zhōukǒu

周口

[周口]

prefecture level city in east Henan 河南

kǒujìng

口径

[口徑]

bore; caliber; diameter; aperture
(fig.) stance (on an issue); version (of events); account; narrative; line

Miàokǒu

庙口

[廟口]

Miaokou, market district in Keelung, Taiwan

kǒudài

口袋

[口袋]

pocket
bag; sack

tǔkǒu

吐口

[吐口]

to spit
fig. to spit out (a request, an agreement etc)

kuākǒu

夸口

[誇口]

to boast

mièkǒu

灭口

[滅口]

to kill sb to prevent them from divulging a secret
to silence sb

Zhákǒu

闸口

[閘口]

area in the Shangcheng district of Hangzhou

kǒuhuó

口活

[口活]

oral sex

dǎkǒu

打口

[打口]

(of CDs, videos etc) surplus (or "cut-out") stock from Western countries, sometimes marked with a notch in the disc or its case, sold cheaply in China (beginning in the 1990s), as well as Eastern Europe etc

tǒngkǒu

桶口

[桶口]

bunghole
see 桶孔 (tǒngkǒng)

bìngkǒu

并口

[並口]

parallel port (computing)

chuāngkǒu

创口

[創口]

wound; cut

hǔkǒu

虎口

[虎口]

tiger's den
dangerous place
the web between the thumb and forefinger of a hand

hékǒu

河口

[河口]

estuary
the mouth of a river

Hǎikǒu Shì

海口市

[海口市]

Haikou prefecture-level city and capital of Hainan Province 海南省 ( Hǎinán Shěng)

dēngjīkǒu

登机口

[登機口]

departure gate (aviation)

bìngxíngkǒu

并行口

[並行口]

parallel port (computing)

kǒuhuángqín

口簧琴

[口簧琴]

Jew's harp

rùhǎikǒu

入海口

[入海口]

estuary

dǎowèikǒu

倒胃口

[倒胃口]

to spoil one's appetite
fig. to get fed up with sth

xiǎoliǎngkǒu

小两口

[小兩口]

(coll.) young married couple

Hékǒuqū

河口区

[河口區]

Hekou district of Dongying city 東營市／东营市 ( Dōngyíngshì), Shandong

kǒuhóngjiāo

口红胶

[口紅膠]

glue stick

Zhāngjiākǒu

张家口

[張家口]

Zhangjiakou, prefecture-level city in Hebei

tànkǒuqì

探口气

[探口氣]

to sound out opinions
to get sb's views by polite or indirect questioning
also written 探口風／探口风 (tànkǒufēng)

jìnshuǐkǒu

进水口

[進水口]

water inlet

Dàdùkǒu

大渡口

[大渡口]

Dadukou, a district of Chongqing 重慶／重庆 ( Chongqíng)

kǒutóuchán

口头禅

[口頭禪]

Zen saying repeated as cant
(fig.) catchphrase; mantra; favorite expression; stock phrase

liǎngkǒuzi

两口子

[兩口子]

husband and wife

kǒujiáojiǔ

口嚼酒

[口嚼酒]

alcoholic drink made by fermenting chewed rice

chūkǒushāng

出口商

[出口商]

exporter
export business

chūshuǐkǒu

出水口

[出水口]

water outlet
drainage outlet

Dèngkǒuxiàn

磴口县

[磴口縣]

Dengkou county in Bayan Nur 巴彥淖爾／巴彦淖尔 ( Bāyànnào'ěr), Inner Mongolia

Zhōukǒudiàn

周口店

[周口店]

Zhoukoudian prehistoric site in Fangshan district 房山區／房山区 ( Fángshānqū), Beijing

shòupiàokǒu

售票口

[售票口]

ticket window

kǒushuǐlǎo

口水佬

[口水佬]

talkative person (Cantonese)

yīkǒuqì

一口气

[一口氣]

one breath
in one breath
at a stretch

chūkǒu'é

出口额

[出口額]

export amount

Dòngkǒuxiàn

洞口县

[洞口縣]

Dongkou county in Shaoyang 邵陽／邵阳 ( Shàoyáng), Hunan

duìkǒuxíng

对口型

[對口型]

lip synching

tàokǒugòng

套口供

[套口供]

to trap a suspect into a confession

yīndàokǒu

阴道口

[陰道口]

female external genitalia (anatomy)
vulva

páifēngkǒu

排风口

[排風口]

exhaust vent

cùnkǒumài

寸口脉

[寸口脈]

pulse taken at the wrist (TCM)

kuāhǎikǒu

夸海口

[誇海口]

to boast
to talk big

zuǒkǒuyú

左口鱼

[左口魚]

flounder

tōngfēngkǒu

通风口

[通風口]

air vent
opening for ventilation

ruǎnkǒugài

软口盖

[軟口蓋]

soft palate
velum

lìkǒujiǔ

利口酒

[利口酒]

liquor (loanword)

bàohùkǒu

报户口

[報戶口]

to apply for residence
to register a birth

Shānkǒuxiàn

山口县

[山口縣]

Yamaguchi prefecture in southwest of Japan's main island Honshū 本州 ( Běnzhōu)

kǒushuǐzhàn

口水战

[口水戰]

war of words

chuànxíngkǒu

串行口

[串行口]

serial port (computing)

rénkǒuxué

人口学

[人口學]

demography

kǒuxiāngtáng

口香糖

[口香糖]

chewing gum

yīkǒujià

一口价

[一口價]

fixed price; take-it-or-leave-it price

Jiāokǒuxiàn

交口县

[交口縣]

Jiaokou county in Lüliang 呂梁／吕梁 ( Lüliáng), Shanxi 山西

kǒushuǐzhàng

口水仗

[口水仗]

dispute
spat
shouting match

Jiāngkǒu Xiàn

江口县

[江口縣]

Jiangkou, a county in Tongren 銅仁市／铜仁市 ( Tongrén Shì), Guizhou

rùkǒuwǎng

入口网

[入口網]

Web portal
(enterprise) portal

tiāokǒubǎn

挑口板

[挑口板]

fascia
eaves board

Lóngkǒushì

龙口市

[龍口市]

Longkou, county-level city in Yantai 煙台／烟台, Shandong

Dàwǔkǒu

大武口

[大武口]

Dawukou district of Shizuishan city 石嘴山市 ( Shízuǐshānshì), Ningxia

Línkǒuxiàn

林口县

[林口縣]

Linkou county in Mudanjiang 牡丹江, Heilongjiang

Zhōukǒu Shì

周口市

[周口市]

Zhoukou, prefecture-level city in Henan

duìkǒucí

对口词

[對口詞]

dialogue (for stage performance)

àokǒulìng

拗口令

[拗口令]

tongue twister

kǒuyùqī

口欲期

[口欲期]

oral stage (psychology)

duìkǒujìng

对口径

[對口徑]

to arrange to give the same story

Lüshùnkǒu

旅顺口

[旅順口]

Lüshunkou district of Dalian city 大連市／大连市, Liaoning

lǎoliǎngkǒu

老两口

[老兩口]

old married couple

chuīkǒushào

吹口哨

[吹口哨]

to whistle

Shānkǒuyáng

山口洋

[山口洋]

Singkawang city (Kalimantan, Indonesia)

dīlǐngkǒu

低领口

[低領口]

low-cut neckline

tūpòkǒu

突破口

[突破口]

breach
gap
breakthrough point

Lǎohékǒu

老河口

[老河口]

Laohekou, county-level city in Xiangfan 襄樊 ( Xiāngfán), Hubei

kǒuqiāngyán

口腔炎

[口腔炎]

stomatitis
ulceration of oral cavity
inflammation of the mucous lining of the mouth

kǒuyìyuán

口译员

[口譯員]

interpreter
oral translator

mǎkǒutiě

马口铁

[馬口鐵]

tinplate
tin (tin-coated steel)

tuōkǒuxiù

脱口秀

[脫口秀]

(loanword) talk show
stand-up comedy

mǎlùkǒu

马路口

[馬路口]

intersection (of roads)

rùfēngkǒu

入风口

[入風口]

air intake vent

páishuǐkǒu

排水口

[排水口]

plughole
drainage hole

shājǐngkǒu

沙井口

[沙井口]

manhole

Kǒuhúxiāng

口湖乡

[口湖鄉]

Kouhu township in Yunlin county 雲林縣／云林县 ( Yúnlínxiàn), Taiwan

dàkǒujìng

大口径

[大口徑]

large caliber

liǎngkǒur

两口儿

[兩口兒]

husband and wife
couple

kāikǒuzi

开口子

[開口子]

a dike breaks
fig. to provide facilities (for evil deeds)
to open the floodgates

Gǎngkǒuqū

港口区

[港口區]

Gangkou district of Fangchenggang city 防城港市 ( Fángchénggǎngshì), Guangxi

Línkǒuxiāng

林口乡

[林口鄉]

Linkou township in New Taipei City 新北市 ( Xīnběishì), Taiwan

chìkǒurì

赤口日

[赤口日]

third day of the lunar year (inauspicious for visits because arguments happen easily on that day)

chūrùkǒu

出入口

[出入口]

gateway

Hóngkǒu Qū

虹口区

[虹口區]

Hongkou district, central Shanghai

jiāochākǒu

交叉口

[交叉口]

(road) intersection

zǒngrénkǒu

总人口

[總人口]

total population

kǒutóuyǔ

口头语

[口頭語]

pet phrase
regularly used expression
manner of speaking

Yíngkǒushì

营口市

[營口市]

Yingkou, prefecture-level city in Liaoning province 遼寧省／辽宁省 ( Liáoníng Shěng) in northeast China

xiāngkǒujiāo

香口胶

[香口膠]

chewing gum

kǒushuǐgē

口水歌

[口水歌]

bubblegum pop song
cover song

tànkǒuqì

叹口气

[嘆口氣]

to sigh

hùkǒubù

户口簿

[戶口簿]

household register

zàiqiāngkǒu

在枪口

[在槍口]

at gunpoint

Wǔdàokǒu

五道口

[五道口]

Wudaokou neighborhood of Beijing

biāokǒushuǐ

飙口水

[飆口水]

gossip
idle chat

àiwèikǒu

碍胃口

[礙胃口]

to impair the appetite

kǒuxīpán

口吸盘

[口吸盤]

oral sucker (e.g. on bloodsucking parasite)

fēngkǒufèi

封口费

[封口費]

hush money

huǒshānkǒu

火山口

[火山口]

volcanic crater

chūkǒuqì

出口气

[出口氣]

to take one's revenge
to score off sb

Chéngkǒu Xiàn

城口县

[城口縣]

Chengkou, a county in Chongqing 重慶／重庆 ( Chongqíng)

kǒujiǎozhàn

口角战

[口角戰]

war of words

shùnkǒuliū

顺口溜

[順口溜]

popular piece of doggerel
common phrase repeated as a jingle

tóubìkǒu

投币口

[投幣口]

coin slot

chūfēngkǒu

出风口

[出風口]

air vent; air outlet

Húkǒuxiàn

湖口县

[湖口縣]

Hukou county in Jiujiang 九江, Jiangxi

hùkǒuzhì

户口制

[戶口制]

PRC system of compulsory registration of households

dòukǒuchǐ

斗口齿

[鬥口齒]

to quarrel
to bicker
glib repartee

hùkǒuběn

户口本

[戶口本]

household register
household registration booklet
residence certificate

Sānchàkǒu

三岔口

[三岔口]

At the Crossroads, famous opera, based on a story from 水滸傳／水浒传 ( Shuǐhǔ Zhuàn)

tǎngkǒushuǐ

淌口水

[淌口水]

to let saliva dribble from the mouth
to slobber

kǒutíyì

口蹄疫

[口蹄疫]

foot-and-mouth disease (FMD)
aphthous fever

jìnkǒushāng

进口商

[進口商]

importer
import business

Pǔkǒuqū

浦口区

[浦口區]

Pukou district of Nanjing City 南京市 in Jiangsu 江蘇／江苏

liúhuókǒu

留活口

[留活口]

to capture alive a criminal (or enemy etc) for interrogation
(of a perpetrator) to let a witness live

kǒufēngqín

口风琴

[口風琴]

melodica

Qiáokǒuqū

硚口区

[礄口區]

Qiaokou district of Wuhan city 武漢市／武汉市 ( Wǔhànshì), Hubei

Méihékǒu

梅河口

[梅河口]

Meihekou, county-level city in Tonghua 通化, Jilin

gǎikǒufèi

改口费

[改口費]

a gift of money given by parents on both sides after a wedding, to their new daughter-in-law or son-in-law

lóutīkǒu

楼梯口

[樓梯口]

head of a flight of stairs

jìnchūkǒu

进出口

[進出口]

import and export

chūkǒuhuò

出口货

[出口貨]

exports
goods for export

rùkǒuyè

入口页

[入口頁]

web portal

duìwèikǒu

对胃口

[對胃口]

to one's taste
to one's liking

chūqìkǒu

出气口

[出氣口]

gas or air outlet
emotional outlet

Húkǒuxiāng

湖口乡

[湖口鄉]

Hukou township in Hsinchu County 新竹縣／新竹县 ( Xīnzhú Xiàn), northwest Taiwan

Dānjiāngkǒu

丹江口

[丹江口]

Danjiangkou, county-level city in Shiyan 十堰 ( Shíyàn), Hubei

fàngyànkǒu

放焰口

[放焰口]

to feed the starving ghosts (i.e. offer sacrifice to protect the departed spirit)

ràokǒulìng

绕口令

[繞口令]

tongue-twister

tànkǒufēng

探口风

[探口風]

to sound out opinions
to get sb's views by polite or indirect questioning

kǒushuǐjī

口水鸡

[口水雞]

steamed chicken with chili sauce

sōngkǒumó

松口蘑

[松口蘑]

matsutake (Tricholoma matsutake), edible mushroom considered a great delicacy in Japan

shàngkǒuchǐ

上口齿

[上口齒]

supraoral tooth

diàowèikǒu

吊胃口

[吊胃口]

(coll.) to keep sb in suspense
to tantalize
to keep on tenterhooks

Jīnkǒuhé

金口河

[金口河]

Jinkouhe district of Leshan city 樂山市／乐山市 ( Lèshānshì), Sichuan

chuāngkǒutiē

创口贴

[創口貼]

band-aid

zhòngkǒuwèi

重口味

[重口味]

strong flavor (spicy, salty etc)
(of food) strongly flavored
(of a person) having a preference for strong flavors
(slang) intense
hardcore

chuāngkǒuqī

窗口期

[窗口期]

window (interval of time)
(epidemiology) window period

Jīngkǒuqū

京口区

[京口區]

Jingkou district of Zhenjiang city 鎮江市／镇江市 ( Zhènjiāngshì), Jiangsu

zhǎojièkǒu

找借口

[找借口]

to look for a pretext

Xīkǒu Xiāng

溪口乡

[溪口鄉]

Xikou or Hsikou Township in Chiayi County 嘉義縣／嘉义县 ( Jiāyì Xiàn), west Taiwan

shùkǒushuǐ

漱口水

[漱口水]

mouthwash

fèikǒushé

费口舌

[費口舌]

to argue needlessly; to waste time explaining

báikǒutiě

白口铁

[白口鐵]

white iron

kǒuzúmù

口足目

[口足目]

Stomatopoda, order of marine crustaceans (whose members are called mantis shrimps)

rénkǒushù

人口数

[人口數]

population

qīngkǒubóshé

轻口薄舌

[輕口薄舌]

(idiom) hasty and rude; caustic and sharp-tongued

kǒugānshézào

口干舌燥

[口乾舌燥]

lit. dry mouth and tongue (idiom); to talk too much

kǒuyǎnwāixié

口眼歪斜

[口眼歪斜]

facial nerve paralysis

juékǒubùtí

绝口不提

[絕口不提]

(idiom) to avoid mentioning

Kǒudài Yāoguài

口袋妖怪

[口袋妖怪]

Pokémon (Japanese media franchise)

yírénkǒushí

贻人口实

[貽人口實]

to make oneself an object of ridicule

yǎkǒuwúyán

哑口无言

[啞口無言]

dumbstruck and unable to reply (idiom)
left speechless; at a loss for words

kǒukuàixīnzhí

口快心直

[口快心直]

see 心直口快 (xīnzhíkǒukuài)

kǒuchǐshēngxiāng

口齿生香

[口齒生香]

eloquence that generates perfume (idiom); profound and significant text

zhāngkǒujiéshé

张口结舌

[張口結舌]

agape and tongue-tied (idiom); at a loss for words
gaping and speechless

xuèpéndàkǒu

血盆大口

[血盆大口]

bloody mouth wide open like a sacrificial bowl (idiom); ferocious mouth of beast of prey
fig. greedy exploiter
rapacious aggressor

dùkǒuguǒzú

杜口裹足

[杜口裹足]

too frightened to move or speak

rénkǒudiàochá

人口调查

[人口調查]

census

xīnzhuōkǒubèn

心拙口夯

[心拙口夯]

variant of 心拙口笨 (xīnzhuōkǒubèn)

wǎngguǎnjiēkǒu

网管接口

[網管接口]

network management interface

guāngxiānjiēkǒu

光纤接口

[光纖接口]

optical interface

kǒuxiántǐzhí

口嫌体直

[口嫌體直]

your lips say one thing, but your body language reveals what you really think (four-character version of 口嫌體正直／口嫌体正直 (kǒuxiántǐzhèngzhí))

mópòkǒushé

磨破口舌

[磨破口舌]

incessant complaining

fēngkǒulàngjiān

风口浪尖

[風口浪尖]

where the wind and the waves are the fiercest
at the heart of the struggle

yèkǒufúkē

叶口蝠科

[葉口蝠科]

(zoology) New World leaf-nosed bats (Phyllostomidae)

kōngkǒuwúpíng

空口无凭

[空口無憑]

mere verbal statement cannot be taken as proof (idiom)

bìngcóngkǒurù

病从口入

[病從口入]

Illness enters by the mouth (idiom). Mind what you eat!
fig. A loose tongue may cause a lot of trouble.

nǎojījiēkǒu

脑机接口

[腦機接口]

brain-computer interface

mǎnkǒuchēngzàn

满口称赞

[滿口稱讚]

to praise profusely

wǔkǒutōngshāng

五口通商

[五口通商]

the five treaty ports forced on Qing China by the 1842 treaty of Nanjing 南京條約／南京条约 that concluded the First Opium War, namely: Guangzhou 廣州／广州, Fuzhou 福州, Ningbo 寧波／宁波, Xiamen or Amoy 廈門／厦门 and Shanghai 上海

rénkǒufànyùn

人口贩运

[人口販運]