10-letter words containing CO
Embark on an exploration of 10-letter words that contain the letter CO. This segment uncovers the diverse range of words that incorporate CO within this specific length, revealing the versatility and richness of language. Ideal for vocabulary enthusiasts and word-game aficionados.
| Word | Points | Definition | Sentence example |
|---|---|---|---|
| completely | 19 | to a complete degree or to the full or entire extent (`whole' is often used informally for `wholly') | it was completely different from what we expected |
| discovered | 17 | discovered or determined by scientific observation | the discovered behavior norms |
| connection | 14 | the process of bringing ideas or events together in memory or imagination | - |
| considered | 14 | carefully weighed | a considered opinion |
| confidence | 18 | a trustful relationship | he took me into his confidence |
| conference | 17 | an association of sports teams that organizes matches for its members | - |
| conditions | 13 | the atmospheric conditions that comprise the state of the atmosphere in terms of temperature and wind and clouds and precipitation | every day we have weather conditions and yesterday was no exception |
| collection | 14 | request for a sum of money | - |
| conscience | 16 | motivation deriving logically from ethical or moral principles that govern a person's thoughts and actions | - |
| commercial | 18 | a commercially sponsored ad on radio or television | - |
| helicopter | 17 | an aircraft without wings that obtains its lift from the rotation of overhead blades | - |
| commission | 16 | a group of representatives or delegates | - |
| confession | 15 | an admission of misdeeds or faults | - |
| constantly | 15 | without interruption | the world is constantly changing |
| controlled | 13 | restrained or managed or kept within certain bounds | controlled emotions |
| recognized | 23 | provided with a secure reputation | a recognized authority |
| commitment | 18 | a message that makes a pledge | - |
| conspiracy | 19 | a secret agreement between two or more people to perform an unlawful act | - |
| undercover | 16 | conducted with or marked by hidden aims or methods | an undercover investigation |
| conclusion | 14 | event whose occurrence ends something | - |
| convenient | 15 | large and roomy (`convenient' is archaic in this sense) | - |
| convention | 15 | orthodoxy as a consequence of being conventional | - |
| compliment | 18 | say something to someone that expresses praise | He complimented her on her last physics paper |
| collecting | 15 | the act of gathering something together | - |
| accountant | 14 | someone who maintains and audits business accounts | - |
| compromise | 18 | a middle way between two extremes | - |
| compassion | 16 | a deep awareness of and sympathy for another's suffering | - |
| convincing | 18 | causing one to believe the truth of something | a convincing story |
| accomplish | 21 | to gain with effort | - |
| corruption | 14 | in a state of progressive putrefaction | - |
| concerning | 15 | - | - |
| conviction | 17 | (criminal law) a final judgment of guilty in a criminal case and the punishment that is imposed | the conviction came as no surprise |
| reconsider | 13 | consider again (a bill) that had been voted upon before, with a view to altering it | - |
| collective | 17 | done by or characteristic of individuals acting together | the collective mind |
| consistent | 12 | the same throughout in structure or composition | bituminous coal is often treated as a consistent and homogeneous product |
| continuing | 13 | of long duration | - |
| committing | 17 | - | - |
| accomplice | 20 | a person who joins with another in carrying out some plan (especially an unethical or illegal plan) | - |
| contribute | 14 | provide | - |
| cocksucker | 24 | insulting terms of address for people who are stupid or irritating or ridiculous | - |
| consultant | 12 | an expert who gives advice | - |
| encouraged | 14 | inspired with confidence | - |
| courageous | 13 | possessing or displaying courage; able to face and deal with danger or fear without flinching | a frank courageous heart...triumphed over pain |
| comparison | 16 | qualities that are comparable | no comparison between the two books |
| contractor | 14 | the bridge player in contract bridge who wins the bidding and can declare which suit is to be trumps | - |
| contagious | 13 | (of disease) capable of being transmitted by infection | - |
| homecoming | 20 | a coming to or returning home | - |
| accounting | 15 | a statement of recent transactions and the resulting balance | they send me an accounting every month |
| incomplete | 16 | not yet finished | his thesis is still incomplete |
| commanding | 18 | used of a height or viewpoint | a commanding view of the ocean |
| compensate | 16 | make payment to; compensate | - |
| recovering | 16 | returning to health after illness or debility | - |
| comforting | 18 | providing freedom from worry | - |
| concussion | 14 | any violent blow | - |
| recognised | 14 | provided with a secure reputation | - |
| collateral | 12 | occurring with or following as a consequence | collateral target damage from a bombing run |
| continuous | 12 | continuing in time or space without interruption | a continuous rearrangement of electrons in the solar atoms results in the emission of light |
| counseling | 13 | something that provides direction or advice as to a decision or course of action | - |
| courthouse | 15 | a building that houses judicial courts | - |
| conducting | 16 | the direction of an orchestra or choir | he does not use a baton for conducting |
| comprehend | 20 | include in scope; include as part of something broader; have as one's sphere or territory | - |
| contestant | 12 | a person who dissents from some established policy | - |
| decoration | 13 | an award for winning a championship or commemorating some other event | - |
| compatible | 18 | able to exist and perform in harmonious or agreeable combination | a compatible married couple |
| disconnect | 15 | an unbridgeable disparity (as from a failure of understanding) | there is a vast disconnect between public opinion and federal policy |
| consulting | 13 | - | - |
| conception | 16 | the event that occurred at the beginning of something | - |
| completion | 16 | (American football) a successful forward pass in football | - |
| correction | 14 | the act of disciplining | - |
| counsellor | 12 | a lawyer who pleads cases in court | - |
| complicate | 18 | make more complex, intricate, or richer | - |
| microscope | 18 | magnifier of the image of small objects | the invention of the microscope led to the discovery of the cell |
| collapsing | 15 | - | - |
| compulsive | 19 | strongly motivated to succeed | - |
| coordinate | 13 | a number that identifies a position relative to an axis | - |
| compelling | 17 | driving or forcing | compelling ambition |
| contracted | 15 | reduced in size or pulled together | the contracted pupils of her eyes |
| competitor | 16 | the contestant you hope to defeat | - |
| coronation | 12 | the ceremony of installing a new monarch | - |
| accordance | 17 | the act of granting rights | the accordance to Canada of rights of access |
| complexion | 23 | the coloring of a person's face | - |
| confirming | 18 | indicating existence or presence of a suspected condition or pathogen | - |
| contradict | 15 | deny the truth of | - |
| decorating | 14 | - | - |
| commentary | 19 | a written explanation or criticism or illustration that is added to a book or other textual material | - |
| continuity | 15 | the property of a continuous and connected period of time | - |
| discomfort | 18 | the state of being tense and feeling pain | - |
| controller | 12 | someone who maintains and audits business accounts | - |
| confiscate | 17 | take temporary possession of as a security, by legal authority | The police confiscated the stolen artwork |
| compulsory | 19 | required by rule | in most schools physical education is compulsory |
| completing | 17 | acting as or providing a complement (something that completes the whole) | - |
| conversion | 15 | a spiritual enlightenment causing a person to lead a new life | - |
| conquering | 22 | the act of conquering | - |
| complexity | 26 | the quality of being intricate and compounded | he enjoyed the complexity of modern computers |
| councilman | 16 | a man who is a council member | - |
| councillor | 14 | a member of a council | - |
| correspond | 15 | be equivalent or parallel, in mathematics | - |
| locomotive | 17 | of or relating to locomotion | - |
| commandant | 17 | an officer in command of a military unit | - |
| concession | 14 | the act of conceding or yielding | - |
| ecological | 15 | of or relating to the science of ecology | ecological research |
| contraband | 15 | distributed or sold illicitly | - |
| discourage | 14 | try to prevent; show opposition to | We should discourage this practice among our youth |
| commencing | 19 | - | - |
| compressed | 17 | pressed tightly together | with lips compressed |
| economical | 16 | using the minimum of time or resources necessary for effectiveness | a modern economical heating system |
| conspiring | 15 | - | - |
| alcoholism | 17 | habitual intoxication; prolonged and excessive intake of alcoholic drinks leading to a breakdown in health and an addiction to alcohol such that abrupt deprivation leads to severe withdrawal symptoms | - |
| conclusive | 17 | forming an end or termination; especially putting an end to doubt or question | conclusive proof |
| constitute | 12 | form or compose | These constitute my entire belonging |
| consummate | 16 | without qualification; used informally as (often pejorative) intensifiers | a consummate fool |
| misconduct | 17 | activity that transgresses moral or civil law | - |
| combustion | 16 | a process in which a substance reacts with oxygen to give heat and light | - |
| collarbone | 14 | bone linking the scapula and sternum | - |
| conjecture | 21 | to believe especially on uncertain or tentative grounds | - |
| concealing | 15 | the activity of keeping something secret | - |
| corrupting | 15 | that infects or taints | - |
| contingent | 13 | being determined by conditions or circumstances that follow | arms sales contingent on the approval of congress |
| condemning | 16 | containing or imposing condemnation or censure | - |
| comparable | 18 | conforming in every respect | - |
| percolator | 14 | a coffeepot in which boiling water ascends through a central tube and filters back down through a basket of ground coffee beans | - |
| overcoming | 18 | - | - |
| compliance | 18 | a disposition or tendency to yield to the will of others | - |
| complicity | 21 | guilt as an accomplice in a crime or offense | - |
| reconciled | 15 | made compatible or consistent | - |
| competence | 18 | the quality of being adequately or well qualified physically and intellectually | - |
| consensual | 12 | existing by consent | a consensual contract |
| contention | 12 | a contentious speech act; a dispute where there is strong disagreement | - |
| decorative | 16 | serving an esthetic rather than a useful purpose | the buildings were utilitarian rather than decorative |
| complement | 18 | something added to complete or embellish or make perfect | a fine wine is a perfect complement to the dinner |
| rediscover | 16 | discover again | I rediscovered the books that I enjoyed as a child |
| cooperated | 15 | - | - |
| compulsion | 16 | an urge to do or say something that might be better left undone or unsaid | he felt a compulsion to babble on about the accident |
| secondhand | 17 | previously used or owned by another | bought a secondhand (or used) car |
| redecorate | 13 | redo the decoration of an apartment or house | - |
| condolence | 15 | an expression of sympathy with another's grief | they sent their condolences |
| conversing | 16 | - | - |
| toxicology | 23 | the branch of pharmacology that deals with the nature and effects and treatments of poisons | - |
| discontent | 13 | a longing for something better than the present situation | - |
| cornflakes | 19 | - | - |
| coincident | 15 | occurring or operating at the same time | a series of coincident events |
| congenital | 13 | present at birth but not necessarily hereditary; acquired during fetal development | - |
| congestion | 13 | excessive crowding | traffic congestion |
| complacent | 18 | contented to a fault with oneself or one's actions | he had become complacent after years of success |
| decomposed | 18 | - | - |
| conceptual | 16 | being or characterized by concepts or their formation | conceptual discussions |
| consortium | 14 | an association of companies for some definite purpose | - |
| scoreboard | 15 | a large board for displaying the score of a contest (and some other information) | - |
| compressor | 16 | a mechanical device that compresses gasses | - |
| consenting | 13 | having given consent | consenting adults |
| commandeer | 17 | take arbitrarily or by force | The Cubans commandeered the plane and flew it to Miami |
| concoction | 16 | the act of creating something (a medicine or drink or soup etc.) by compounding or mixing a variety of components | - |
| countryman | 17 | a man who lives in the country and has country ways | - |
| commissary | 19 | a retail store that sells equipment and provisions (usually to military personnel) | - |
| conformist | 17 | adhering to established customs or doctrines (especially in religion) | - |
| incoherent | 15 | unable to express yourself clearly or fluently | incoherent with grief |
| uncovering | 16 | the act of discovering something | - |
| collegiate | 13 | of or resembling or typical of a college or college students | collegiate living |
| precocious | 16 | appearing or developing early | precocious flowers appear before the leaves as in some species of magnolias |
| conformity | 20 | orthodoxy in thoughts and belief | - |
| congregate | 14 | come together, usually for a purpose | The crowds congregated in front of the Vatican on Christmas Eve |
| oncologist | 13 | a specialist in oncology | - |
| conduction | 15 | the transmission of heat or electricity or sound | - |
| confounded | 17 | perplexed by many conflicting situations or statements; filled with bewilderment | a cloudy and confounded philosopher |
| compatriot | 16 | a person from your own country | - |
| contrition | 12 | sorrow for sin arising from fear of damnation | - |
| narcolepsy | 17 | a sleep disorder characterized by sudden and uncontrollable episodes of deep sleep | he believes that narcolepsy is attributable to an inability to suppress REM sleep during waking |
| confection | 17 | the act of creating something (a medicine or drink or soup etc.) by compounding or mixing a variety of components | - |
| copulation | 14 | sexual activity between individuals, especially the insertion of a man's penis into a woman's vagina until orgasm and ejaculation occur | - |
| unbecoming | 17 | not in keeping with accepted standards of what is right or proper in polite society | language unbecoming to a lady |
| converging | 17 | the act of converging (coming closer) | - |
| counteract | 14 | oppose or check by a counteraction | - |
| consecrate | 14 | give entirely to a specific person, activity, or cause | consecrate your life to the church |
| recompense | 16 | the act of compensating for service or loss or injury | - |
| nincompoop | 18 | a stupid foolish person | - |
| condensate | 13 | atmospheric moisture that has condensed because of cold | - |
| concluding | 16 | occurring at or forming an end or termination | his concluding words came as a surprise |
| conceiving | 18 | - | - |
| constraint | 12 | the state of being physically constrained | - |
| colourless | 12 | weak in color; not colorful | - |
| confidante | 16 | a female confidant | - |
| conversely | 18 | with the terms of the relation reversed | conversely, not all women are mothers |
| contiguous | 13 | having a common boundary or edge; abutting; touching | Utah and the contiguous state of Idaho |
| corrective | 17 | a device for treating injury or disease | - |
| decompress | 17 | decrease the pressure of | - |
| gynecology | 20 | the branch of medicine that deals with the diseases and hygiene of women | - |
| discordant | 14 | lacking in harmony | - |
| convulsion | 15 | a sudden uncontrollable attack | convulsions of laughter |
| locomotion | 14 | the power or ability to move | - |
| racecourse | 14 | a course over which races are run | - |
| coastguard | 14 | a military service responsible for the safety of maritime traffic in coastal waters | - |
| condescend | 16 | do something that one considers to be below one's dignity | - |
| copywriter | 20 | a person employed to write advertising or publicity copy | - |
| coquettish | 24 | like a coquette | - |
| cockamamie | 22 | informal term for ridiculous and implausible | he gave me a cockamamie reason for not going |
| connective | 17 | an instrumentality that connects | - |
| compounded | 18 | combined into or constituting a chemical compound | - |
| convulsing | 16 | - | - |
| corrugated | 14 | shaped into alternating parallel grooves and ridges | the surface of the ocean was rippled and corrugated |
| telescopic | 16 | capable of discerning distant objects | a telescopic eye |
| colloquial | 21 | characteristic of informal spoken language or conversation | wrote her letters in a colloquial style |
| coloration | 12 | the timbre of a musical sound | - |
| conferring | 16 | - | - |
| conforming | 18 | adhering to established customs or doctrines (especially in religion) | - |
| conductive | 18 | having the quality or power of conducting heat or electricity or sound; exhibiting conductivity | - |
| communique | 25 | an official report (usually sent in haste) | - |
| convoluted | 16 | highly complex or intricate and occasionally devious | convoluted legal language |
| convection | 17 | (meteorology) the vertical movement of heat or other properties by massive motion within the atmosphere | - |
| nanosecond | 13 | one billionth (10^-9) of a second; one thousandth of a microsecond | - |
| competency | 21 | the quality of being adequately or well qualified physically and intellectually | - |
| cornflower | 18 | an annual Eurasian plant cultivated in North America having showy heads of blue or purple or pink or white flowers | - |
| coursework | 19 | work assigned to and done by a student during a course of study; usually it is evaluated as part of the student's grade in the course | - |
| stagecoach | 18 | a large coach-and-four formerly used to carry passengers and mail on regular routes between towns | - |
| discoverer | 16 | someone who is the first to think of or make something | - |
| compounder | 17 | - | - |
| cornucopia | 16 | a goat's horn filled with grain and flowers and fruit symbolizing prosperity | - |
| recounting | 13 | an act of narration | his endless recounting of the incident eventually became unbearable |
| confluence | 17 | a coming together of people | - |
| compendium | 19 | a publication containing a variety of works | - |
| concertina | 14 | coiled barbed wire used as an obstacle | - |
| uncommonly | 19 | exceptionally | a common remedy is uncommonly difficult to find |
| concretely | 17 | in concrete terms | concretely, this meant that he was broke |
| conveyance | 20 | the act of moving something from one location to another | - |
| consequent | 21 | occurring with or following as a consequence | the period of tension and consequent need for military preparedness |
| inconstant | 12 | likely to change frequently often without apparent or cogent reason; variable | inconstant affections |
| unescorted | 13 | - | - |
| unrecorded | 14 | actually being performed at the time of hearing or viewing | - |
| watercolor | 15 | a painting produced with watercolors | - |
| coagulated | 14 | changed into a solid mass | - |
| comedienne | 15 | a female actor in a comedy | - |
| coexisting | 20 | existing at the same time | - |
| condensing | 14 | the act of increasing the density of something | - |
| convulsive | 18 | affected by involuntary jerky muscular contractions; resembling a spasm | convulsive motions |
| correlated | 13 | mutually related | - |
| cottonwood | 16 | American basswood of the Allegheny region | - |
| terracotta | 12 | - | - |
| recoveries | 15 | - | - |
| codswallop | 18 | nonsensical talk or writing | - |
| cognizance | 24 | having knowledge of | - |
| configured | 17 | organized so as to give configuration to | a magnet is surrounded by a configured field |
| copulating | 15 | - | - |
| cordillera | 13 | - | - |
| indecorous | 13 | not in keeping with accepted standards of what is right or proper in polite society | indecorous behavior |
| underscore | 13 | a line drawn underneath (especially under written matter) | - |
| peppercorn | 18 | pungent seasoning from the berry of the common pepper plant of East India; use whole or ground | - |
| disconcert | 15 | cause to feel embarrassment | - |
| coarseness | 12 | the quality of being composed of relatively large particles | - |
| concurrent | 14 | occurring or operating at the same time | - |
| connivance | 17 | (law) tacit approval of someone's wrongdoing | - |
| concentric | 16 | having a common center | concentric rings |
| comprising | 17 | - | - |
| cornstarch | 17 | starch prepared from the grains of corn; used in cooking as a thickener | - |
| convalesce | 17 | get over an illness or shock | - |
| counselled | 13 | - | - |
| panopticon | 16 | a circular prison with cells distributed around a central surveillance station; proposed by Jeremy Bentham in 1791 | - |
| malcontent | 14 | discontented as toward authority | - |
| combatting | 17 | - | - |
| coinciding | 16 | occurring or operating at the same time | - |
| complainer | 16 | a person given to excessive complaints and crying and whining | - |
| copperhead | 20 | common coppery brown pit viper of upland eastern United States | - |
| copulatory | 17 | of or relating to coitus or copulation | - |
| cornerback | 20 | a defensive football player stationed outside the linebackers | - |
| continence | 14 | the exercise of self constraint in sexual matters | - |
| contrabass | 14 | largest and lowest member of the violin family | - |
| acoustical | 14 | of or relating to the science of acoustics | - |
| iconoclast | 14 | a destroyer of images used in religious worship | - |
| reconquest | 21 | - | - |
| secondment | 15 | a speech seconding a motion | - |
| microscopy | 21 | research with the use of microscopes | - |
| musicology | 18 | the scholarly and scientific study of music | - |
| colorfully | 18 | - | - |
| comminuted | 17 | - | - |
| coelacanth | 17 | fish thought to have been extinct since the Cretaceous period but found in 1938 off the coast of Africa | - |
| coherently | 18 | in a coherent manner | she could not talk coherently after the accident |
| conformism | 19 | orthodoxy in thoughts and belief | - |
| congestive | 16 | relating to or affected by an abnormal collection of blood or other fluid | congestive heart disease |
| coprophagy | 23 | eating feces; in human a symptom of some kinds of insanity | - |
| coronaries | 12 | - | - |
| conversant | 15 | (usually followed by `with') well informed about or knowing thoroughly | conversant with business trends |
| contravene | 15 | deny the truth of | - |
| contrarily | 15 | contrary to expectations | - |
| corregidor | 14 | the peninsula and island in the Philippines where Japanese forces besieged American forces in World War II; United States forces surrendered in 1942 and recaptured the area in 1945 | - |
| corruptive | 17 | tending to corrupt or pervert | - |
| gyroscopic | 20 | having the characteristics of a gyroscope | - |
| recommence | 18 | begin again | we recommenced his reading after a short nap |
| syncopated | 18 | stressing a normally weak beat | - |
| endoscopic | 17 | of or relating to endoscopy | - |
| colloquium | 23 | an academic meeting or seminar usually led by a different lecturer and on a different topic at each meeting | - |
| concurring | 15 | being of the same opinion | - |
| conciliate | 14 | come to terms | - |
| compositor | 16 | one who sets written material into type | - |
| corporator | 14 | - | - |
| contextual | 19 | relating to or determined by or in context | contextual information |
| costarring | 13 | - | - |
| cottontail | 12 | common small rabbit of North America having greyish or brownish fur and a tail with a white underside; a host for Ixodes pacificus and Ixodes scapularis (Lyme disease ticks) | - |
| unconstant | 12 | - | - |
| recombined | 17 | - | - |
| recordable | 15 | - | - |
| colonising | 13 | - | - |
| commentate | 16 | make a commentary on | - |
| coercively | 20 | - | - |
| cogitation | 13 | attentive consideration and meditation | after much cogitation he rejected the offer |
| conferment | 17 | the act of conferring an honor or presenting a gift | - |
| conflation | 15 | - | - |
| concussive | 17 | - | - |
| concretion | 14 | a hard lump produced by the concretion of mineral salts; found in hollow organs or ducts of the body | - |
| conjugated | 21 | formed by the union of two compounds | a conjugated protein |
| coniferous | 15 | of or relating to or part of trees or shrubs bearing cones and evergreen leaves | - |
| congruence | 15 | the quality of agreeing; being suitable and appropriate | - |
| congregant | 14 | a member of a congregation (especially that of a church or synagogue) | - |
| commutator | 16 | switch for reversing the direction of an electric current | - |
| comparator | 16 | - | - |
| corpulence | 16 | the property of excessive fatness | - |
| cordiality | 16 | a cordial disposition | - |
| convective | 20 | - | - |
| contriving | 16 | - | - |
| convergent | 16 | tending to come together from different directions | - |
| contortion | 12 | a tortuous and twisted shape or position | the acrobat performed incredible contortions |
| cowpuncher | 22 | a hired hand who tends cattle and performs other duties on horseback | - |
| countertop | 14 | the top side of a counter | - |
| decoupling | 16 | - | - |
| tragicomic | 17 | manifesting both tragic and comic aspects | the tragicomic disparity...between's man's aspirations and his accomplishments |
| unwelcomed | 18 | - | - |
| vancomycin | 22 | an antibiotic (trade name Vancocin) effective against some bacterial infections | - |
| percolated | 15 | - | - |
| scornfully | 18 | without respect; in a disdainful manner | - |
| sycophancy | 25 | fawning obsequiousness | - |
| ecotourism | 14 | tourism to exotic or threatened ecosystems to observe wildlife or to help preserve nature | - |
| leucorrhea | 15 | discharge of white mucous material from the vagina; often an indication of infection | - |
| miconazole | 23 | an antifungal agent usually administered in the form of a nitrate (trade name Monistat) | - |
| loungecore | 13 | - | - |
| glucometer | 15 | - | - |
| pannacotta | 14 | - | - |
| noncombats | 16 | - | - |
| mumblecore | 18 | - | - |
| codesigner | 14 | - | - |
| fourscores | 15 | - | - |
| comebacker | 22 | - | - |
| conalbumin | 16 | - | - |
| conversate | 15 | - | - |
| copyeditor | 18 | - | - |
| couverture | 15 | chocolate that contains at least 32 percent cocoa butter | - |
| uncompress | 16 | restore to its uncompressed form | - |
| colocation | 14 | - | - |
| uncoolness | 12 | - | - |
| rancourous | 12 | - | - |
| colorblind | 15 | - | - |
| coffeecake | 24 | a cake or sweet bread usually served with coffee | - |
| capicollas | 16 | - | - |
| capicollos | 16 | - | - |
| chaconines | 17 | - | - |
| celecoxibs | 23 | - | - |
| camcording | 18 | - | - |
| bricoleurs | 14 | - | - |
| broccolini | 16 | - | - |
| contadinos | 13 | - | - |
| connivings | 16 | - | - |
| conlangers | 13 | - | - |
| condominia | 15 | - | - |
| conclavism | 19 | - | - |
| computings | 17 | - | - |
| compleated | 17 | - | - |
| commutings | 17 | - | - |
| colourizer | 21 | - | - |
| colourisms | 14 | - | - |
| colouriser | 12 | - | - |
| colouriest | 12 | - | - |
| colourcast | 14 | a television program that is broadcast in color | - |
| colourbred | 15 | - | - |
| collarstud | 13 | - | - |
| coinvested | 16 | - | - |
| coenamours | 14 | - | - |
| convenings | 16 | - | - |
| copiloting | 15 | - | - |
| copperiest | 16 | - | - |
| cowboyings | 21 | - | - |
| cowardlier | 16 | - | - |
| counsellee | 12 | - | - |
| cottoniest | 12 | - | - |
| cottagiest | 13 | - | - |
| costumings | 15 | - | - |
| cossetting | 13 | - | - |
| corpselike | 18 | - | - |
| cornicings | 15 | - | - |
| cornettini | 12 | - | - |
| cornerings | 13 | - | - |
| coralloids | 13 | - | - |
| copylefted | 21 | - | - |
| copyfights | 24 | - | - |
| copraemias | 16 | - | - |
| coecilians | 14 | - | - |
| codifiable | 18 | - | - |
| cocurating | 15 | - | - |
| coccidians | 17 | - | - |
| coachroofs | 20 | - | - |
| attosecond | 13 | one quintillionth (10^-18) of a second; one thousandth of a femtosecond | - |
| alopecoids | 15 | - | - |
| galacticos | 15 | - | - |
| goalscorer | 13 | - | - |
| hemoconias | 17 | - | - |
| dancecores | 15 | - | - |
| falconoids | 16 | - | - |
| ecotecture | 14 | - | - |
| ecotouring | 13 | - | - |
| ecotarians | 12 | - | - |
| econometer | 14 | - | - |
| ecomuseums | 16 | - | - |
| moscoviums | 19 | - | - |
| mucolytics | 19 | - | - |
| noncolours | 12 | - | - |
| incohesive | 18 | - | - |
| intercools | 12 | - | - |
| linescores | 12 | - | - |
| rencontred | 13 | - | - |
| rheoscopes | 17 | - | - |
| romanescos | 14 | - | - |
| rotoscoped | 15 | - | - |
| rotoscopes | 14 | - | - |
| quadcopter | 24 | - | - |
| recoloured | 13 | - | - |
| serricorns | 12 | - | - |
| secondings | 14 | - | - |
| sarcopenia | 14 | - | - |
| scourgings | 14 | - | - |
| scootering | 13 | - | - |
| percocting | 17 | - | - |
| owrecoming | 18 | - | - |
| pithecoids | 18 | - | - |
| topscoring | 15 | - | - |
| tocophobia | 19 | - | - |
| transcoded | 14 | - | - |
| transcoder | 13 | - | - |
| transcodes | 13 | - | - |
| telecopies | 14 | - | - |
| unicolored | 13 | - | - |
| uncomelier | 14 | - | - |
| uncomfiest | 17 | - | - |
| uncostlier | 12 | - | - |
| snocoaches | 17 | - | - |
| supercover | 17 | - | - |
| sportcoats | 14 | - | - |
| stormcocks | 20 | - | - |
| wordcounts | 16 | - | - |
| villiacoes | 15 | - | - |
| canticoing | 15 | - | - |
| canticoyed | 18 | - | - |
| calamancos | 16 | - | - |
| cacomixles | 23 | - | - |
| caconymies | 19 | - | - |
| cacophonic | 21 | having an unpleasant sound | - |
| cacotopian | 16 | - | - |
| cacotopias | 16 | - | - |
| cacotrophy | 22 | - | - |
| cacomistle | 16 | raccoon-like omnivorous mammal of Mexico and the southwestern United States having a long bushy tail with black and white rings | - |
| cacologies | 15 | - | - |
| cacodaemon | 17 | an evil spirit | - |
| cacodemons | 17 | - | - |
| cacodoxies | 22 | - | - |
| cacogenics | 17 | the study of the operation of factors causing degeneration in the type of offspring produced | - |
| cacography | 23 | poor handwriting | - |
| camcorders | 17 | - | - |
| calcicoles | 16 | - | - |
| catholicoi | 17 | - | - |
| catholicon | 17 | hypothetical remedy for all ills or diseases; once sought by the alchemists | - |
| catholicos | 17 | the ecclesiastical title of the leaders of the Nestorian and Armenian churches | - |
| caracolers | 14 | - | - |
| caracoling | 15 | - | - |
| caracolled | 15 | - | - |
| chalcocite | 19 | a heavy grey mineral that is an ore of copper | - |
| chalcogens | 18 | - | - |
| chawbacons | 22 | - | - |
| charcoaled | 18 | - | - |
| chokecoils | 21 | - | - |
| chocoholic | 22 | - | - |
| chocolates | 17 | - | - |
| chocolatey | 20 | - | - |
| chiccories | 19 | - | - |
| chincoughs | 21 | - | - |
| coacervate | 17 | - | - |
| coachbuilt | 19 | - | - |
| coachlines | 17 | - | - |
| coachloads | 18 | - | - |
| coachwhips | 25 | - | - |
| coachwoods | 21 | - | - |
| coachworks | 24 | - | - |
| coactively | 20 | - | - |
| coactivity | 20 | - | - |
| coauthored | 16 | - | - |
| cocainists | 14 | - | - |
| cocainized | 24 | - | - |
| cocainizes | 23 | - | - |
| cocaptains | 16 | - | - |
| cocatalyst | 17 | - | - |
| coccineous | 16 | - | - |
| coccolites | 16 | - | - |
| coccoliths | 19 | - | - |
| cocainisms | 16 | - | - |
| cocainises | 14 | - | - |
| cobalamins | 16 | - | - |
| cobaltines | 14 | - | - |
