| chachka | (noun) (Yiddish) an inexpensive showy trinket | Synonyms: tchotchke, tsatske, tshatshke |
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| (noun) (Yiddish) an attractive, unconventional woman | Synonyms: tchotchke, tchotchkeleh, tsatske, tshatshke |
| chadlock | (noun) weedy Eurasian plant often a pest in grain fields | Synonyms: Brassica kaber, charlock, field mustard, Sinapis arvensis, wild mustard |
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| chalk | (noun) a piece of calcite or a similar substance, usually in the shape of a crayon, that is used to write or draw on blackboards or other flat surfaces | - |
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| (noun) an amphetamine derivative (trade name Methedrine) used in the form of a crystalline hydrochloride; used as a stimulant to the nervous system and as an appetite suppressant | Synonyms: chicken feed, crank, deoxyephedrine, glass, ice, meth, methamphetamine, methamphetamine hydrochloride, Methedrine, shabu, trash |
| (noun) a pure flat white with little reflectance | - |
| (noun) a soft whitish calcite | - |
| chalkboard | (noun) sheet of slate; for writing with chalk | Synonyms: blackboard |
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| chalkpit | (noun) a quarry for chalk | Synonyms: chalk pit |
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| chalkstone | (noun) a deposit of urates around a joint or in the external ear; diagnostic of advanced or chronic gout | Synonyms: tophus |
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| charlock | (noun) weedy Eurasian plant often a pest in grain fields | Synonyms: Brassica kaber, chadlock, field mustard, Sinapis arvensis, wild mustard |
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| cheapjack | (noun) a peddler of inferior goods | - |
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| cheapskate | (noun) a miserly person | Synonyms: tightwad |
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| check | (noun) the act of restraining power or action or limiting excess | Synonyms: bridle, curb |
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| (noun) obstructing an opponent in ice hockey | - |
| (noun) (chess) a direct attack on an opponent's king | - |
| (noun) the act of inspecting or verifying | Synonyms: check-out procedure, checkout |
| (noun) a textile pattern of squares or crossed lines (resembling a checkerboard) | - |
| (noun) a mark left after a small piece has been chopped or broken off of something | Synonyms: chip |
| (noun) an appraisal of the state of affairs | Synonyms: assay |
| (noun) additional proof that something that was believed (some fact or hypothesis or theory) is correct | Synonyms: confirmation, substantiation, verification |
| (noun) something immaterial that interferes with or delays action or progress | Synonyms: balk, baulk, deterrent, handicap, hinderance, hindrance, impediment |
| (noun) the bill in a restaurant | Synonyms: chit, tab |
| (noun) a mark indicating that something has been noted or completed etc. | Synonyms: check mark, tick |
| (noun) a written order directing a bank to pay money | Synonyms: bank check, cheque |
| (noun) the state of inactivity following an interruption | Synonyms: arrest, halt, hitch, stay, stop, stoppage |
| checkbook | (noun) a book issued to holders of checking accounts | Synonyms: chequebook |
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| checker | (noun) one of the flat round pieces used in playing the game of checkers | Synonyms: chequer |
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| (noun) one who checks the correctness of something | - |
| (noun) an attendant who checks coats or baggage | - |
| checkerberry | (noun) spicy red berrylike fruit; source of wintergreen oil | Synonyms: boxberry, spiceberry, teaberry, wintergreen |
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| (noun) creeping shrub of eastern North America having white bell-shaped flowers followed by spicy red berrylike fruit and shiny aromatic leaves that yield wintergreen oil | Synonyms: creeping wintergreen, Gaultheria procumbens, ground-berry, groundberry, mountain tea, teaberry, wintergreen |
| checkerbloom | (noun) perennial purple-flowered wild mallow of western North America that is also cultivated | Synonyms: Sidalcea malviflora, wild hollyhock |
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| checkerboard | (noun) a board having 64 squares of two alternating colors | Synonyms: checker board, chequerboard |
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| checkers | (noun) a checkerboard game for two players who each have 12 pieces; the object is to jump over and so capture the opponent's pieces | Synonyms: draughts |
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| checklist | (noun) a list of items (names or tasks etc.) to be checked or consulted | - |
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| checkmate | (noun) a chess move constituting an inescapable and indefensible attack on the opponent's king | Synonyms: mate |
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| (noun) complete victory | - |
| checkout | (noun) the act of inspecting or verifying | Synonyms: check-out procedure, check |
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| (noun) a counter in a supermarket where you pay for your purchases | Synonyms: checkout counter |
| (noun) the latest time for vacating a hotel room | Synonyms: checkout time |
| checkpoint | (noun) a place (as at a frontier) where travellers are stopped for inspection and clearance | - |
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| checkrein | (noun) a rein designed to keep the horse's head in the desired position | Synonyms: bearing rein |
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| checkroom | (noun) a room where baggage or parcels are checked | Synonyms: left-luggage office |
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| checksum | (noun) a digit representing the sum of the digits in an instance of digital data; used to check whether errors have occurred in transmission or storage | - |
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| checkup | (noun) a thorough physical examination; includes a variety of tests depending on the age and sex and health of the person | Synonyms: health check, medical, medical checkup, medical exam, medical examination |
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| cheek | (noun) impudent aggressiveness | Synonyms: boldness, brass, face, nerve |
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| (noun) either side of the face below the eyes | - |
| (noun) either of the two large fleshy masses of muscular tissue that form the human rump | Synonyms: buttock |
| (noun) an impudent statement | Synonyms: impertinence, impudence |
| cheekbone | (noun) the arch of bone beneath the eye that forms the prominence of the cheek | Synonyms: jugal bone, malar, malar bone, os zygomaticum, zygomatic, zygomatic bone |
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| cheekiness | (noun) the trait of being rude and impertinent; inclined to take liberties | Synonyms: crust, freshness, gall, impertinence, impudence, insolence |
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| cheekpiece | (noun) either of two straps of a bridle that connect the bit to the headpiece | - |
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| cheesecake | (noun) a photograph of an attractive woman in minimal attire | - |
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| (noun) made with sweetened cream cheese and eggs and cream baked in a crumb crust | - |
| cheewink | (noun) common towhee of eastern North America | Synonyms: chewink, Pipilo erythrophthalmus |
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| chequebook | (noun) a book issued to holders of checking accounts | Synonyms: checkbook |
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| chewink | (noun) common towhee of eastern North America | Synonyms: cheewink, Pipilo erythrophthalmus |
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| chick | (noun) young bird especially of domestic fowl | Synonyms: biddy |
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| (noun) informal terms for a (young) woman | Synonyms: bird, dame, doll, skirt, wench |
| chickadee | (noun) any of various small grey-and-black songbirds of North America | - |
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| chicken | (noun) a domestic fowl bred for flesh or eggs; believed to have been developed from the red jungle fowl | Synonyms: Gallus gallus |
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| (noun) a foolhardy competition; a dangerous activity that is continued until one competitor becomes afraid and stops | - |
| (noun) the flesh of a chicken used for food | Synonyms: poulet, volaille |
| (noun) a person who lacks confidence, is irresolute and wishy-washy | Synonyms: crybaby, wimp |
| chickenfeed | (noun) a trifling sum of money | Synonyms: chump change, small change |
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| chickenpox | (noun) an acute contagious disease caused by herpes varicella zoster virus; causes a rash of vesicles on the face and body | Synonyms: varicella |
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| chickenshit | (noun) a false statement that is considered to indicate timidity or fear | - |
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| chickeree | (noun) far western United States counterpart of the red squirrel | Synonyms: Douglas squirrel, Tamiasciurus douglasi |
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| chickpea | (noun) large white roundish Asiatic legume; usually dried | Synonyms: garbanzo |
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| (noun) Asiatic herb cultivated for its short pods with one or two edible seeds | Synonyms: chickpea plant, Cicer arietinum, Egyptian pea |
| (noun) the seed of the chickpea plant | Synonyms: garbanzo |
| chickweed | (noun) any of various plants of the genus Stellaria | - |
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| (noun) any of various plants related to the common chickweed | Synonyms: clammy chickweed, mouse-ear chickweed, mouse ear, mouse eared chickweed |
| chimneystack | (noun) the part of the chimney that is above the roof; usually has several flues | - |
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| chink | (noun) a short light metallic sound | Synonyms: click, clink |
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| (noun) a narrow opening as e.g. between planks in a wall | - |
| (noun) (ethnic slur) offensive term for a person of Chinese descent | Synonyms: Chinaman |
| chinkapin | (noun) small nut of either of two small chestnut trees of the southern United States; resembles a hazelnut | Synonyms: chincapin, chinquapin |
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| chinook | (noun) large Pacific salmon valued as food; adults die after spawning | Synonyms: chinook salmon, king salmon, Oncorhynchus tshawytscha, quinnat salmon |
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| (noun) pink or white flesh of large Pacific salmon | Synonyms: chinook salmon, king salmon |
| (noun) a warm dry wind blowing down the eastern slopes of the Rockies | Synonyms: chinook wind, snow eater |
| chipmunk | (noun) a burrowing ground squirrel of western America and Asia; has cheek pouches and a light and dark stripe running down the body | - |
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| chock | (noun) a block of wood used to prevent the sliding or rolling of a heavy object | Synonyms: wedge |
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| choke | (noun) a valve that controls the flow of air into the carburetor of a gasoline engine | - |
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| (noun) a coil of low resistance and high inductance used in electrical circuits to pass direct current and attenuate alternating current | Synonyms: choke coil, choking coil |
| chokecherry | (noun) a common wild cherry of eastern North America having small bitter black berries favored by birds | Synonyms: chokecherry tree, Prunus virginiana |
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| (noun) the fruit of the chokecherry tree | - |
| chokedamp | (noun) the atmosphere in a mine following an explosion; high in carbon dioxide and incapable of supporting life | Synonyms: blackdamp |
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| chokehold | (noun) a restraining hold; someone loops the arm around the neck of another person in a tight grip, usually from behind | Synonyms: choke hold |
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| (noun) complete power over a person or situation | Synonyms: stranglehold, throttlehold |
| chokepoint | (noun) a point of congestion or blockage | - |
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| (noun) a narrowing that reduces the flow through a channel | Synonyms: bottleneck, constriction |
| choker | (noun) a high tight collar | Synonyms: neck ruff, ruff, ruffle |
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| (noun) necklace that fits tightly around a woman's neck | Synonyms: collar, dog collar, neckband |
| (noun) someone who kills by strangling | Synonyms: garroter, garrotter, strangler, throttler |
| (noun) an unfortunate person who is unable to perform effectively because of nervous tension or agitation | - |
| chokey | (noun) British slang (dated) for a prison | Synonyms: choky |
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| choking | (noun) the act of suffocating (someone) by constricting the windpipe | Synonyms: strangling, strangulation, throttling |
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| (noun) a condition caused by blocking the airways to the lungs (as with food or swelling of the larynx) | - |
| choky | (noun) British slang (dated) for a prison | Synonyms: chokey |
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| cholecystokinin | (noun) a gastrointestinal hormone that stimulates the secretion of pancreatic enzymes and the contraction and emptying of the gall bladder; its release is stimulated by the presence of fatty acids and amino acids in the small intestine | - |
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| chopsteak | (noun) a patty of ground cooked beef | Synonyms: beef patty, chop steak, chopped steak, hamburger steak |
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| chopstick | (noun) one of a pair of slender sticks used as oriental tableware to eat food with | - |
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| chuck | (noun) a holding device consisting of adjustable jaws that center a workpiece in a lathe or center a tool in a drill | - |
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| (noun) the part of a forequarter from the neck to the ribs and including the shoulder blade | - |
| (noun) informal terms for a meal | Synonyms: chow, eats, grub |
| chuckhole | (noun) a pit or hole produced by wear or weathering (especially in a road surface) | Synonyms: pothole |
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| chuckle | (noun) a soft partly suppressed laugh | Synonyms: chortle |
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| chuckwalla | (noun) a herbivorous lizard that lives among rocks in the arid parts of southwestern United States and Mexico | Synonyms: Sauromalus obesus |
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| chukka | (noun) a shoe that comes up to the ankle and is laced through two or three pairs of eyelets; often made of suede | Synonyms: chukka boot |
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| (noun) (polo) one of six divisions into which a polo match is divided | Synonyms: chukker |
| chukker | (noun) (polo) one of six divisions into which a polo match is divided | Synonyms: chukka |
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| chunk | (noun) a compact mass | Synonyms: ball, clod, clump, glob, lump |
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| (noun) a substantial amount | - |
| chunking | (noun) (psychology) the configuration of smaller units of information into large coordinated units | Synonyms: unitisation, unitization |
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| chutzpanik | (noun) (Yiddish) a person characterized by chutzpa | - |
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| clack | (noun) a simple valve with a hinge on one side; allows fluid to flow in only one direction | Synonyms: clack valve, clapper valve |
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| (noun) a sharp abrupt noise as if two objects hit together; may be repeated | Synonyms: clap |
| clambake | (noun) a cookout at the seashore where clams and fish and other foods are cooked--usually on heated stones covered with seaweed | - |
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| clank | (noun) a loud resonant repeating noise | Synonyms: clang, clangor, clangoring, clangour, clash, crash |
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| clanker | (noun) something that makes a clanking noise. | - |
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| classwork | (noun) the part of a student's work that is done in the classroom | - |
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| clawback | (noun) finding a way to take money back from people that they were given in another way | - |
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| clerk | (noun) an employee who performs clerical work (e.g., keeps records or accounts) | - |
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| (noun) a salesperson in a store | Synonyms: salesclerk, shop assistant, shop clerk |
| clerking | (noun) the activity of recording business transactions | Synonyms: bookkeeping |
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| clerkship | (noun) the job of clerk | - |
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| click | (noun) depression of a button on a computer mouse | Synonyms: mouse click |
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| (noun) a hinged catch that fits into a notch of a ratchet to move a wheel forward or prevent it from moving backward | Synonyms: detent, dog, pawl |
| (noun) a stop consonant made by the suction of air into the mouth (as in Bantu) | Synonyms: suction stop |
| (noun) a short light metallic sound | Synonyms: chink, clink |
| clink | (noun) a correctional institution used to detain persons who are in the lawful custody of the government (either accused persons awaiting trial or convicted persons serving a sentence) | Synonyms: gaol, jail, jailhouse, pokey, poky, slammer |
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| (noun) a short light metallic sound | Synonyms: chink, click |
| clinker | (noun) a hard brick used as a paving stone | Synonyms: clinker brick |
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| (noun) a fragment of incombustible matter left after a wood or coal or charcoal fire | Synonyms: cinder |
| cloak | (noun) a loose outer garment | - |
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| (noun) anything that covers or conceals | - |
| cloakmaker | (noun) someone whose occupation is making or repairing fur garments | Synonyms: furrier |
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| cloakroom | (noun) a room where coats and other articles can be left temporarily | Synonyms: coatroom |
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| (noun) a private lounge off of a legislative chamber | - |
| clock | (noun) a timepiece that shows the time of day | - |
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| clocking | (noun) the time taken to traverse a measured course | - |
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| clockmaker | (noun) someone whose occupation is making or repairing clocks and watches | Synonyms: clocksmith |
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| clocks | (noun) European weed naturalized in southwestern United States and Mexico having reddish decumbent stems with small fernlike leaves and small deep reddish-lavender flowers followed by slender fruits that stick straight up; often grown for forage | Synonyms: alfilaria, alfileria, Erodium cicutarium, filaree, filaria, pin clover, pin grass, redstem storksbill |
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| clocksmith | (noun) someone whose occupation is making or repairing clocks and watches | Synonyms: clockmaker |
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| clockwork | (noun) any mechanism of geared wheels that is driven by a coiled spring; resembles the works of a mechanical clock | - |
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| cluck | (noun) the sound made by a hen (as in calling her chicks) | Synonyms: clucking |
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| clucking | (noun) the sound made by a hen (as in calling her chicks) | Synonyms: cluck |
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| clunk | (noun) a heavy dull sound (as made by impact of heavy objects) | Synonyms: clump, thud, thump, thumping |
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| clunking | (noun) the sound of a horse's hoofs hitting on a hard surface | Synonyms: clip-clop, clippety-clop, clop, clopping, clumping |
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| clusterfuck | (noun) A chaotic situation where everything seems to go wrong | - |
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| coatrack | (noun) a rack with hooks for temporarily holding coats and hats | Synonyms: coat rack, hatrack |
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| cock | (noun) adult male bird | - |
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| (noun) adult male chicken | Synonyms: rooster |
| (noun) faucet consisting of a rotating device for regulating flow of a liquid | Synonyms: stopcock, turncock |
| (noun) the part of a gunlock that strikes the percussion cap when the trigger is pulled | Synonyms: hammer |
| (noun) obscene terms for penis | Synonyms: dick, pecker, prick, putz, shaft, tool |
| cockade | (noun) an ornament (such as a knot of ribbon or a rosette) usually worn on the hat | - |
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| cockateel | (noun) small grey Australian parrot with a yellow crested head | Synonyms: cockatiel, cockatoo parrot, Nymphicus hollandicus |
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| cockatiel | (noun) small grey Australian parrot with a yellow crested head | Synonyms: cockateel, cockatoo parrot, Nymphicus hollandicus |
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| cockatoo | (noun) white or light-colored crested parrot of the Australian region; often kept as cage birds | - |
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