9-letter words starting with co
- cockleman — a man who collects cockles
- cocklofts — Plural form of cockloft.
- cockmatch — a cockfight
- cockneyfy — to cause (one's speech, manners, etc) to fit the stereotyped idea of a cockney
- cockroach — A cockroach is a large brown insect that is sometimes found in warm places or where food is kept.
- cockscomb — the comb of a domestic cock
- cocksfoot — a perennial Eurasian grass, Dactylis glomerata, cultivated as a pasture grass in North America and South Africa
- cockspurs — Plural form of cockspur.
- cockswain — coxswain
- cocktails — Plural form of cocktail.
- cocoanuts — Plural form of cocoanut.
- cocoonery — a place where silkworms feed and make cocoons
- cocooning — the silky envelope spun by the larvae of many insects, as silkworms, serving as a covering while they are in the pupal stage.
- cocounsel — to counsel jointly
- cocozelle — a variety of squash
- cocreated — Simple past tense and past participle of cocreate.
- cocreator — someone who creates something jointly with another person or people
- coculture — to culture together
- cocurator — a fellow curator
- cocuswood — wood from the tropical American leguminous tree Brya ebenus, used for inlaying, turnery, musical instruments, etc
- code blue — (often initial capital letters) a medical emergency in which paramedics are dispatched to aid a person undergoing cardiac arrest.
- code book — a book containing a list of code signals with their meanings, usually arranged alphabetically.
- code flag — a flag forming part of a signal code.
- code name — A code name is a name used for someone or something in order to keep their identity secret.
- code walk — (programming) Stepping through source code as part of a code review. Where a code walk probably only follows the potential control flow of a program, a dry run is a more detailed manual execution of a program that also keeps track of the value of every variable involved.
- code word — A code word is a word or phrase that has a special meaning, different from its normal meaning, for the people who have agreed to use it in this way.
- code-name — to assign a code name to.
- codenamed — Simple past tense and past participle of codename.
- codenames — Plural form of codename.
- codeshare — (aviation) Agreement whereby an airline buys space on another airline and markets the extra space as its own. Often used to increase a route network without the costs of running a full service.
- codevelop — to develop jointly
- codewords — Plural form of codeword.
- codfishes — Plural form of codfish.
- codifiers — Plural form of codifier.
- codifying — Present participle of codify.
- codpieces — Plural form of codpiece.
- coeducate — Alternative spelling of co-educate.
- coelomata — animals possessing a coelom
- coelomate — an animal that possesses a coelom
- coelostat — an astronomical instrument consisting of a plane mirror mounted parallel to the earth's axis and rotated about this axis once every two days so that light from a celestial body, esp the sun, is reflected onto a second mirror, which reflects the beam into a telescope
- coemption — the buying up of the complete supply of a commodity
- coenamour — to enamour jointly
- coenesque — reminiscent of the work US film-makers Joel and Ethan Coen (born 1954 and 1957 respectively), featuring bizarre and involved plots, use of irony and black humour, and allusions to film classics
- coenobite — a member of a religious order following a communal rule of life
- coenobium — a monastery or convent
- coenocyte — a mass of protoplasm containing many nuclei and enclosed by a cell wall: occurs in many fungi and some algae
- coenosarc — a system of protoplasmic branches connecting the polyps of colonial organisms such as corals
- coenzymes — Plural form of coenzyme.
- coequally — In a coequal manner.
- coercible — to compel by force, intimidation, or authority, especially without regard for individual desire or volition: They coerced him into signing the document.