9-Letter Words Starting With CO

Here's the list of all the 1267 9-Letter Words Starting With CO in the English Language.

The list is arranged by the word lengths. Click on the length below to jump to the relevant section of the page.

Common Words (with Definitions and Examples)
copyright
1. a document granting exclusive right to publish and sell literary or musical or artistic work
2. secure a copyright on a written work
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community
1. a group of people living in a particular local area
2. a group of people having a religion, ethnic, profession, or other particular characteristic in common
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committee
1. a special group delegated to consider some matter
2. a self-constituted organization to promote something
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corporate
1. of or belonging to a corporation
2. possessing or existing in bodily form
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condition
1. a state at a particular time
2. an assumption on which rests the validity or effect of something else
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completed
1. successfully completed or brought to an end
2. (of a marriage) completed by the first act of sexual intercourse after the ceremony
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continued
1. without stop or interruption
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component
1. an abstract part of something
2. something determined in relation to something that includes it
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computing
1. the branch of engineering science that studies (with the aid of computers) computable processes and structures
2. the procedure of calculating; determining something by mathematical or logical methods
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contained
1. gotten under control
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connected
1. joined or linked together
2. being joined in close association
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concerned
1. involved in or affected by or having a claim to or share in
2. culpably involved
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converter
1. a device for changing one substance or form or state into another
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committed
1. perform an act, usually with a negative connotation
2. make a set of changes permanent
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collected
1. brought together in one place
2. in full control of your faculties
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confirmed
1. of persons; not subject to change
2. having been established or made firm or received the rite of confirmation
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configure
1. set up for a particular purpose
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complaint
1. an often persistent bodily disorder or disease; a cause for complaining
2. (formerly) a loud cry (or repeated cries) of pain or rage or sorrow
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correctly
1. in an accurate manner
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coalition
1. an organization of people (or countries) involved in a pact or treaty
2. the state of being combined into one body
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collector
1. a person who collects things
2. a person who is employed to collect payments (as for rent or taxes)
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container
1. any object that can be used to hold things (especially a large metal boxlike object of standardized dimensions that can be loaded from one form of transport to another)
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connector
1. an instrumentality that connects
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commander
1. an officer in command of a military unit
2. someone in an official position of authority who can command or control others
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composite
1. of or relating to or belonging to the plant family Compositae
2. a conceptual whole made up of complicated and related parts
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concluded
1. having come or been brought to a conclusion
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companion
1. be a companion to somebody
2. a friend who is frequently in the company of another
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construct
1. make by combining materials and parts
2. put together out of artificial or natural components or parts
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cognitive
1. of or being or relating to or involving cognition
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consensus
1. agreement in the judgment or opinion reached by a group as a whole
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comparing
1. the act of examining resemblances
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confusion
1. disorder resulting from a failure to behave predictably
2. a mental state characterized by a lack of clear and orderly thought and behavior
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confident
1. having or marked by confidence or assurance
2. persuaded of; very sure
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compliant
1. inclined to comply
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combining
1. an occurrence that results in things being united
2. the act of combining things to form a new whole
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commodity
1. a raw material that is sold in large quantities, usually to other businesses for manufacturing or production purposes
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corrected
1. having something undesirable neutralized
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conscious
1. intentionally conceived
2. (followed by `of') showing realization or recognition of something
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convinced
1. having a strong belief or conviction
2. persuaded of; very sure
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competent
1. properly or sufficiently qualified or capable or efficient
2. legally qualified or sufficient
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colleague
1. an associate that one works with
2. a person who is member of one's class or profession
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communist
1. relating to or marked by communism
2. a socialist who advocates communism
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continent
1. one of the large landmasses of the earth
2. having control over urination and defecation
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consuming
1. very strong; urgently felt
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courtyard
1. an area wholly or partly surrounded by walls or buildings
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counselor
1. someone who gives advice about problems
2. someone who has supervisory duties at a summer camp
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confusing
1. causing confusion or disorientation
2. lacking clarity of meaning; causing confusion or perplexity
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collision
1. (physics) a brief event in which two or more bodies come together
2. an accident resulting from violent impact of a moving object
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compiling
1. the act of compiling (as into a single book or file or list)
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conductor
1. the person who leads a musical group
2. a substance that readily conducts e.g. electricity and heat
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corrosion
1. a state of deterioration in metals caused by oxidation or chemical action
2. erosion by chemical action
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columnist
1. a journalist who writes editorials
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countless
1. too numerous to be counted
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cooperate
1. work together on a common enterprise or project
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countdown
1. counting backward from an arbitrary number to indicate the time remaining before some event (such as launching a space vehicle)
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continuum
1. a continuous nonspatial whole or extent or succession in which no part or portion is distinct or distinguishable from adjacent parts
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communion
1. sharing thoughts and feelings
2. (Christianity) a group of Christians with a common religious faith who practice the same rites
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conserved
1. protected from harm or loss
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commodore
1. a commissioned naval officer who ranks above a captain and below a rear admiral; the lowest grade of admiral
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concealed
1. not accessible to view
2. hidden on any grounds for any motive
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communism
1. a form of socialism that abolishes private ownership
2. a political theory favoring collectivism in a classless society
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comforter
1. a person who commiserates with someone who has had misfortune
2. a person who reduces the intensity (e.g., of fears) and calms and pacifies
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compelled
1. force somebody to do something
2. necessitate or exact
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cognition
1. the psychological result of perception and learning and reasoning
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corrupted
1. containing errors or alterations
2. ruined in character or quality
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concierge
1. a French caretaker of apartments or a hotel; lives on the premises and oversees people entering and leaving and handles mail and acts as janitor or porter
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consulate
1. diplomatic building that serves as the residence or workplace of a consul
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courtroom
1. a room in which a law court sits
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continual
1. recurring regularly or frequently in a prolonged and closely spaced series
2. having no interruptions
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coastline
1. the outline of a coast
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coherence
1. the state of cohering or sticking together
2. logical and orderly and consistent relation of parts
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conferred
1. have a conference in order to talk something over
2. present
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contested
1. disputed or made the object of contention or competition
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colourful
1. striking in variety and interest
2. having much or varied color
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constable
1. a lawman with less authority and jurisdiction than a sheriff
2. a police officer of the lowest rank
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condenser
1. an electrical device characterized by its capacity to store an electric charge
2. an apparatus that converts vapor into liquid
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courteous
1. characterized by courtesy and gracious good manners
2. exhibiting courtesy and politeness
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commuting
1. the travel of a commuter
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corollary
1. a practical consequence that follows naturally
2. (logic) an inference that follows directly from the proof of another proposition
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cosmology
1. the metaphysical study of the origin and nature of the universe
2. the branch of astrophysics that studies the origin and evolution and structure of the universe
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composing
1. the spatial property resulting from the arrangement of parts in relation to each other and to the whole
2. musical creation
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conducive
1. tending to bring about; being partly responsible for
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contender
1. the contestant you hope to defeat
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correlate
1. to bear a reciprocal or mutual relation
2. bring into a mutual, complementary, or reciprocal relation
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conjugate
1. unite chemically so that the product is easily broken down into the original compounds
2. add inflections showing person, number, gender, tense, aspect, etc.
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concerted
1. involving the joint activity of two or more
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conveying
1. act of transferring property title from one person to another
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convertor
1. a device for changing one substance or form or state into another
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corrosive
1. of a substance, especially a strong acid; capable of destroying or eating away by chemical action
2. spitefully sarcastic
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colouring
1. a digestible substance used to give color to food
2. a visual attribute of things that results from the light they emit or transmit or reflect
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connexion
1. a connecting shape
2. a relation between things or events (as in the case of one causing the other or sharing features with it)
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constrain
1. compel to behave in a certain way
2. to close within bounds, or otherwise limit or deprive of free movement
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columbine
1. a plant of the genus Aquilegia having irregular showy spurred flowers; north temperate regions especially mountains
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colloidal
1. of or relating to or having the properties of a colloid
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commotion
1. a disorderly outburst or tumult
2. the act of making a noisy disturbance
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congested
1. overfull as with blood
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consonant
1. a speech sound that is not a vowel
2. a letter of the alphabet standing for a spoken consonant
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consortia
1. an association of companies for some definite purpose
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corkscrew
1. move in a spiral or zigzag course
2. a bottle opener that pulls corks
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concourse
1. a large gathering of people
2. a wide hallway in a building where people can walk
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coriander
1. Old World herb with aromatic leaves and seed resembling parsley
2. dried coriander seeds used whole or ground
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collusion
1. secret agreement
2. agreement on a secret plot
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concurred
1. be in accord; be in agreement
2. happen simultaneously
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contrived
1. showing effects of planning or manipulation
2. artificially formal
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conqueror
1. someone who is victorious by force of arms
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courtship
1. a man's courting of a woman; seeking the affections of a woman (usually with the hope of marriage)
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colorless
1. lacking in variety and interest
2. weak in color; not colorful
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cognizant
1. (sometimes followed by `of') having or showing knowledge or understanding or realization or perception
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conundrum
1. a difficult problem
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convening
1. the act of convening
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combatant
1. someone who fights (or is fighting)
2. engaging in or ready for combat
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contented
1. satisfied or showing satisfaction with things as they are
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collation
1. a light informal meal
2. assembling in proper numerical or logical sequence
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comforted
1. made comfortable or more comfortable in a time of distress
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copolymer
1. a polymer consisting of two or more different monomers
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congruent
1. corresponding in character or kind
2. coinciding when superimposed
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composure
1. steadiness of mind under stress
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countable
1. that can be counted
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colostrum
1. milky fluid secreted for the first day or two after parturition
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cordially
1. in a hearty manner
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cowardice
1. the trait of lacking courage
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consignee
1. the person to whom merchandise is delivered over
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cockroach
1. any of numerous chiefly nocturnal insects; some are domestic pests
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colloquia
1. an academic meeting or seminar usually led by a different lecturer and on a different topic at each meeting
2. an address to an academic meeting or seminar
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cornbread
1. bread made primarily of cornmeal
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confining
1. restricting the scope or freedom of action
2. crowded
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contagion
1. any disease easily transmitted by contact
2. an incident in which an infectious disease is transmitted
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concisely
1. in a concise manner; in a few words
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constancy
1. the quality of being enduring and free from change or variation
2. (psychology) the tendency for perceived objects to give rise to very similar perceptual experiences in spite of wide variations in the conditions of observation
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colonized
1. inhabited by colonists
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condiment
1. a preparation (a sauce or relish or spice) to enhance flavor or enjoyment
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cormorant
1. large voracious dark-colored long-necked seabird with a distensible pouch for holding fish; used in Asia to catch fish
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congenial
1. suitable to your needs
2. (used of plants) capable of cross-fertilization or of being grafted
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collegial
1. characterized by or having authority vested equally among colleagues
2. of or resembling or typical of a college or college students
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colonnade
1. structure consisting of a row of evenly spaced columns
2. a structure composed of a series of arches supported by columns
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covariant
1. changing so that interrelations with another variable quantity or set of quantities remain unchanged
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cortisone
1. a corticosteroid hormone (trade name Cortone Acetate) normally produced by the adrenal cortex; is converted to hydrocortisone
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conceding
1. the act of conceding or yielding
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couturier
1. someone who designs clothing
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collegian
1. a student (or former student) at a college or university
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confessor
1. a priest who hears confession and gives absolution
2. someone who confesses (discloses information damaging to themselves)
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convexity
1. the property possessed by a convex shape
2. a shape that curves or bulges outward
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complicit
1. involved with others in an activity that is unlawful or morally wrong
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corporeal
1. affecting or characteristic of the body as opposed to the mind or spirit
2. having material or physical form or substance
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conceited
1. characteristic of false pride; having an exaggerated sense of self-importance
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cosponsor
1. sponsor together with another sponsor
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combative
1. inclined or showing an inclination to dispute or disagree, even to engage in law suits
2. striving to overcome in argument
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coonhound
1. any of several breeds of hound developed for hunting raccoons
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confidant
1. someone to whom private matters are confided
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conjoined
1. consisting of two or more associated entities
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cockatiel
1. small grey Australian parrot with a yellow crested head
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consignor
1. the person who delivers over or commits merchandise
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committal
1. the official act of consigning a person to confinement (as in a prison or mental hospital)
2. the act of committing a crime
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cotillion
1. a ball at which young ladies are presented to society
2. a lively dance originating in France in the 18th century
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cornfield
1. a field planted with corn
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conserves
1. fruit preserved by cooking with sugar
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conjuring
1. calling up a spirit or devil
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concubine
1. a woman who cohabits with an important man
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cosmonaut
1. a person trained to travel in a spacecraft
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confluent
1. a branch that flows into the main stream
2. flowing together
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collinear
1. lying on the same line
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cofounder
1. one of a group of founders
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coherency
1. the state of cohering or sticking together
2. logical and orderly and consistent relation of parts
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colostomy
1. a surgical operation that creates an opening from the colon to the surface of the body to function as an anus
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compactly
1. in a compact manner or state
2. with concise and precise brevity; to the point
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comically
1. in a comical manner
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convivial
1. occupied with or fond of the pleasures of good company
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commissar
1. an official of the Communist Party who was assigned to teach party principles to a military unit
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contorted
1. twisted (especially as in pain or struggle)
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courtesan
1. a woman who cohabits with an important man
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consoling
1. affording comfort or solace
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conscript
1. someone who is drafted into military service
2. enroll into service compulsorily
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coruscant
1. having brief brilliant points or flashes of light
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conniving
1. acting together in secret toward a fraudulent or illegal end
2. acting with a specific goal
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9-Letter Words Starting With CO