| chlamydeous | (adjective) having a floral envelope or perianth consisting of a calyx and/or corolla | - |
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| chlorophyllous | (adjective) relating to or being or containing chlorophyll | Synonyms: chlorophyllose |
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| choragus | (noun) (ancient Greece) leader of a group or festival; leader of a chorus | - |
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| chorus | (noun) the part of a song where a soloist is joined by a group of singers | Synonyms: refrain |
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| (noun) any utterance produced simultaneously by a group | - |
| (noun) a group of people assembled to sing together | - |
| (noun) a body of dancers or singers who perform together | Synonyms: chorus line |
| (noun) a company of actors who comment (by speaking or singing in unison) on the action in a classical Greek play | Synonyms: Greek chorus |
| (verb) utter in unison | - |
| (verb) sing in a choir | Synonyms: choir |
| chylaceous | (adjective) consisting of chyle or having the properties of chyle | Synonyms: chylous |
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| chyliferous | (adjective) transmitting chyle | - |
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| chylous | (adjective) consisting of chyle or having the properties of chyle | Synonyms: chylaceous |
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| circuitous | (adjective) deviating from a straight course | Synonyms: devious, roundabout |
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| (adjective) marked by obliqueness or indirection in speech or conduct | Synonyms: roundabout |
| circumlocutious | (adjective) roundabout and unnecessarily wordy | Synonyms: ambagious, circumlocutory, periphrastic |
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| circus | (noun) a performance given by a traveling company of acrobats, clowns, and trained animals | - |
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| (noun) a frenetic disorganized (and often comic) disturbance suggestive of a large public entertainment | Synonyms: carnival |
| (noun) an arena consisting of an oval or circular area enclosed by tiers of seats and usually covered by a tent | - |
| (noun) (antiquity) an open-air stadium for chariot races and gladiatorial games | - |
| (noun) a travelling company of entertainers; including trained animals | - |
| cirrhus | (noun) usually coiled | Synonyms: cirrus |
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| cirrocumulus | (noun) a cloud at a high altitude consisting of a series of regularly arranged small clouds resembling ripples | Synonyms: cirrocumulus cloud |
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| cirrostratus | (noun) a thin uniform layer of hazy cloud at high altitude | Synonyms: cirrostratus cloud |
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| cirrus | (noun) a slender flexible animal appendage as on barnacles or crinoids or many insects; often tactile | - |
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| (noun) a wispy white cloud (usually of fine ice crystals) at a high altitude (4 to 8 miles) | Synonyms: cirrus cloud |
| (noun) usually coiled | Synonyms: cirrhus |
| citrous | (adjective) of or relating to or producing fruit of the plants of the genus Citrus | - |
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| (adjective) of or relating to plants of the genus Citrus | - |
| citrus | (noun) any of numerous fruits of the genus Citrus having thick rind and juicy pulp; grown in warm regions | Synonyms: citrous fruit, citrus fruit |
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| (noun) any of numerous tropical usually thorny evergreen trees of the genus Citrus having leathery evergreen leaves and widely cultivated for their juicy edible fruits having leathery aromatic rinds | Synonyms: citrus tree |
| clamorous | (adjective) conspicuously and offensively loud; given to vehement outcry | Synonyms: blatant, clamant, strident, vociferous |
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| clangorous | (adjective) having a loud resonant metallic sound | Synonyms: clanging |
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| clavus | (noun) a hard thickening of the skin (especially on the top or sides of the toes) caused by the pressure of ill-fitting shoes | Synonyms: corn |
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| cleistogamous | (adjective) exhibiting or relating to cleistogamy | Synonyms: cleistogamic |
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| clianthus | (noun) any of various shrubs or vines of the genus Clianthus having compound leaves and pea-like red flowers in drooping racemes | Synonyms: glory pea |
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| clonus | (noun) convulsion characterized by alternating contractions and relaxations | - |
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| clypeus | (noun) a shield-like plate on the front of an insect's head | - |
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| coccobacillus | (noun) a bacterial cell intermediate in morphology between a coccus and a bacillus; a very short bacillus | - |
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| coccus | (noun) any spherical or nearly spherical bacteria | Synonyms: cocci |
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| coetaneous | (adjective) of the same period | Synonyms: coeval, contemporaneous |
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| coitus | (noun) sexual activity between individuals, especially the insertion of a man's penis into a woman's vagina until orgasm and ejaculation occur | Synonyms: carnal knowledge, coition, copulation, intercourse, relation, sex act, sexual congress, sexual intercourse, sexual relation |
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| coleus | (noun) any of various Old World tropical plants of the genus Coleus having multicolored decorative leaves and spikes of blue flowers | Synonyms: flame nettle |
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| collagenous | (adjective) relating to or consisting of collagen | Synonyms: collagenic |
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| colobus | (noun) arboreal monkey of western and central Africa with long silky fur and reduced thumbs | Synonyms: colobus monkey |
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| colossus | (noun) someone that is abnormally large and powerful | Synonyms: behemoth, giant, goliath, monster |
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| (noun) a person of exceptional importance and reputation | Synonyms: behemoth, giant, heavyweight, titan |
| commodious | (adjective) large and roomy (`convenient' is archaic in this sense) | Synonyms: convenient |
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| compendious | (adjective) briefly giving the gist of something | Synonyms: compact, succinct, summary |
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| compsognathus | (noun) very small bipedal carnivorous dinosaur of the late Jurassic in Bavaria | - |
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| conceptus | (noun) an animal organism in the early stages of growth and differentiation that in higher forms merge into fetal stages but in lower forms terminate in commencement of larval life | Synonyms: embryo, fertilized egg |
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| congenerous | (adjective) belonging to the same genus | Synonyms: congeneric, congenerical |
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| congius | (noun) a British imperial capacity measure (liquid or dry) equal to 4 quarts or 4.545 liters | Synonyms: gallon, Imperial gallon |
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| congruous | (adjective) corresponding in character or kind | Synonyms: congruent |
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| (adjective) suitable or appropriate together | - |
| coniferous | (adjective) of or relating to or part of trees or shrubs bearing cones and evergreen leaves | Synonyms: cone-bearing |
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| consanguineous | (adjective) related by blood | Synonyms: akin, blood-related, cognate, consanguine, consanguineal, kin |
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| conscientious | (adjective) guided by or in accordance with conscience or sense of right and wrong | - |
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| (adjective) characterized by extreme care and great effort | Synonyms: painstaking, scrupulous |
| conscious | (adjective) knowing and perceiving; having awareness of surroundings and sensations and thoughts | - |
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| (adjective) (followed by `of') showing realization or recognition of something | - |
| (adjective) intentionally conceived | Synonyms: witting |
| consensus | (noun) agreement in the judgment or opinion reached by a group as a whole | - |
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| consentaneous | (adjective) in complete agreement | Synonyms: consentient, unanimous |
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| conspectus | (noun) an overall summary | - |
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| conspicuous | (adjective) obvious to the eye or mind | - |
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| (adjective) without any attempt at concealment; completely obvious | Synonyms: blatant, blazing |
| contagious | (adjective) (of disease) capable of being transmitted by infection | Synonyms: catching, communicable, contractable, transmissible, transmittable |
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| (adjective) easily diffused or spread as from one person to another | - |
| contemporaneous | (adjective) of the same period | Synonyms: coetaneous, coeval |
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| (adjective) occurring in the same period of time | Synonyms: contemporary |
| contemptuous | (adjective) expressing extreme contempt | Synonyms: disdainful, insulting, scornful |
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| contentious | (adjective) inclined or showing an inclination to dispute or disagree, even to engage in law suits | Synonyms: combative, disputatious, disputative, litigious |
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| (adjective) involving or likely to cause controversy | - |
| conterminous | (adjective) being of equal extent or scope or duration | Synonyms: coextensive, coterminous |
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| (adjective) connecting without a break; within a common boundary | Synonyms: contiguous |
| (adjective) having a common boundary or edge; abutting; touching | Synonyms: adjacent, contiguous, neighboring, neighbouring |
| contiguous | (adjective) very close or connected in space or time | Synonyms: immediate |
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| (adjective) connecting without a break; within a common boundary | Synonyms: conterminous |
| (adjective) having a common boundary or edge; abutting; touching | Synonyms: adjacent, conterminous, neighboring, neighbouring |
| continuous | (adjective) continuing in time or space without interruption | Synonyms: uninterrupted |
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| (adjective) of a function or curve; extending without break or irregularity | - |
| contrarious | (adjective) characterized by self-willed opposition | Synonyms: cross-grained |
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| contumacious | (adjective) wilfully obstinate; stubbornly disobedient | - |
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| contumelious | (adjective) arrogantly insolent | - |
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| convolvulus | (noun) any of numerous plants of the genus Convolvulus | - |
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| copious | (adjective) affording an abundant supply | Synonyms: ample, plenteous, plentiful, rich |
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| (adjective) large in number or quantity (especially of discourse) | Synonyms: voluminous |
| corchorus | (noun) any of various plants of the genus Corchorus having large leaves and cymose clusters of yellow flowers; a source of jute | - |
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| coriaceous | (adjective) resembling or made to resemble leather; tough but pliable | Synonyms: leathered, leatherlike, leathery |
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| cormous | (adjective) having or producing corms | Synonyms: cormose |
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| corneous | (adjective) made of horn (or of a substance resembling horn) | Synonyms: hornlike, horny |
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| coronavirus | (noun) a viral disease caused by SARS-CoV-2 that caused a global pandemic in 2020 | Synonyms: 2019-nCoV acute respiratory disease, corona, coronavirus disease 2019, COVID-19, novel coronavirus pneumonia, Wuhan coronavirus, Wuhan flu, Wuhan pneumonia, Wuhan virus |
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| corpus | (noun) the main part of an organ or other bodily structure | - |
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| (noun) a collection of writings | - |
| (noun) capital as contrasted with the income derived from it | Synonyms: principal, principal sum |
| corythosaurus | (noun) duck-billed dinosaur with nasal passages that expand into a crest like a hollow helmet | Synonyms: corythosaur |
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| coterminous | (adjective) being of equal extent or scope or duration | Synonyms: coextensive, conterminous |
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| courageous | (adjective) possessing or displaying courage; able to face and deal with danger or fear without flinching | Synonyms: brave |
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| courteous | (adjective) characterized by courtesy and gracious good manners | - |
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| (adjective) exhibiting courtesy and politeness | Synonyms: gracious, nice |
| couscous | (noun) a pasta made in northern Africa of crushed and steamed semolina | - |
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| (noun) a spicy dish that originated in northern Africa; consists of pasta steamed with a meat and vegetable stew | - |
| covetous | (adjective) immoderately desirous of acquiring e.g. wealth | Synonyms: avaricious, grabby, grasping, greedy, prehensile |
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| (adjective) showing extreme cupidity; painfully desirous of another's advantages | Synonyms: envious, jealous |
| coxsackievirus | (noun) enterovirus causing a disease resembling poliomyelitis but without paralysis | Synonyms: Coxsackie virus |
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| crapulous | (adjective) given to gross intemperance in eating or drinking | - |
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| (adjective) suffering from excessive eating or drinking | Synonyms: crapulent |
| credulous | (adjective) disposed to believe on little evidence | - |
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| (adjective) showing a lack of judgment or experience | - |
| cretaceous | (adjective) abounding in chalk | - |
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| cretinous | (adjective) afflicted with cretinism | - |
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| crocus | (noun) any of numerous low-growing plants of the genus Crocus having slender grasslike leaves and white or yellow or purple flowers; native chiefly to the Mediterranean region but widely cultivated | - |
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| cruciferous | (adjective) of or relating to or belonging to the plant family Cruciferae | - |
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| crus | (noun) the leg from the knee to foot | - |
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| crustaceous | (adjective) being or having or resembling a hard crust or shell | - |
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| (adjective) of or belonging to the class Crustacea | Synonyms: crustacean |
| cryptogamous | (adjective) of or relating to a cryptogam | Synonyms: cryptogamic |
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| cubitus | (noun) hinge joint between the forearm and upper arm and the corresponding joint in the forelimb of a quadruped | Synonyms: articulatio cubiti, cubital joint, elbow, elbow joint, human elbow |
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| (noun) the arm from the elbow to the fingertips | - |
| cucurbitaceous | (adjective) of or relating to plants of the family Cucurbitaceae | - |
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| cultus | (noun) a system of religious beliefs and rituals | Synonyms: cult, religious cult |
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| cumbrous | (adjective) difficult to handle or use especially because of size or weight | Synonyms: cumbersome |
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| cumulonimbus | (noun) a dark cloud of great vertical extent charged with electricity; associated with thunderstorms | Synonyms: cumulonimbus cloud, thundercloud |
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| cumulous | (adjective) of or related to cumulous clouds | Synonyms: cumulus |
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| (adjective) thrown together in a pile | - |
| cumulus | (adjective) of or related to cumulous clouds | Synonyms: cumulous |
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| (noun) a collection of objects laid on top of each other | Synonyms: agglomerate, cumulation, heap, mound, pile |
| (noun) a globular cloud | Synonyms: cumulus cloud |
| cuneus | (noun) any shape that is triangular in cross section | Synonyms: wedge, wedge shape |
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| cunnilinctus | (noun) oral stimulation of the vulva or clitoris | Synonyms: cunnilingus |
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| cunnilingus | (noun) oral stimulation of the vulva or clitoris | Synonyms: cunnilinctus |
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| cuprous | (adjective) of or containing divalent copper | Synonyms: cupric |
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| curious | (adjective) eager to investigate and learn or learn more (sometimes about others' concerns) | - |
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| (adjective) beyond or deviating from the usual or expected | Synonyms: funny, odd, peculiar, queer, rum, rummy, singular |
| curvaceous | (adjective) (of a woman's body) having a large bosom and pleasing curves | Synonyms: bosomy, busty, buxom, curvy, full-bosomed, sonsie, sonsy, stacked, voluptuous, well-endowed |
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| cuscus | (noun) woolly-haired monkey-like arboreal marsupial of New Guinea and northern Australia | - |
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| cutaneous | (adjective) relating to or existing on or affecting the skin | Synonyms: cutaneal, dermal |
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| cytomegalovirus | (noun) any of a group of herpes viruses that enlarge epithelial cells and can cause birth defects; can affect humans with impaired immunological systems | Synonyms: CMV |
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| dangerous | (adjective) involving or causing danger or risk; liable to hurt or harm | Synonyms: unsafe |
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| (adjective) causing fear or anxiety by threatening great harm | Synonyms: grave, grievous, life-threatening, serious, severe |
| deciduous | (adjective) (of plants and shrubs) shedding foliage at the end of the growing season | - |
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| (adjective) (of teeth, antlers, etc.) being shed at the end of a period of growth | - |
| declivitous | (adjective) sloping down rather steeply | Synonyms: downhill, downward-sloping |
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| decorous | (adjective) characterized by propriety and dignity and good taste in manners and conduct | - |
|---|
| (adjective) according with custom or propriety | Synonyms: becoming, comely, comme il faut, seemly |