7-letter words containing a, c, o
- classon — an elementary atomic particle
- clavola — the terminal, enlarged, usually club-shaped portion of a capitate, lamellate, or clavate antenna.
- clawson — a city in SE Michigan.
- clayton — John Middleton, 1796–1856, U.S. jurist and politician: senator 1829–36, 1845–49, 1853–56; secretary of state 1849–50.
- cloacae — Zoology. the common cavity into which the intestinal, urinary, and generative canals open in birds, reptiles, amphibians, many fishes, and certain mammals. a similar cavity in invertebrates.
- cloacal — Zoology. the common cavity into which the intestinal, urinary, and generative canals open in birds, reptiles, amphibians, many fishes, and certain mammals. a similar cavity in invertebrates.
- cloaked — Wearing a cloak.
- co-star — An actor's or actress's co-stars are the other actors or actresses who also have one of the main parts in a particular film.
- coached — Simple past tense and past participle of coach.
- coachee — a person who receives training from a coach, esp in business or office practice
- coacher — a person who coaches; a coach.
- coaches — a large, horse-drawn, four-wheeled carriage, usually enclosed.
- coactor — one of two or more people or species that interact
- coadmit — to admit together
- coaeval — a contemporary
- coagent — an associate
- coagula — any coagulated mass; precipitate; clump; clot.
- coalbin — a bin for holding coal
- coalbox — a box for holding coal
- coalers — Plural form of coaler.
- coalify — to turn into coal
- coaling — Present participle of coal.
- coalise — to form a coalition
- coalize — to form a coalition
- coalman — a person who sells or delivers coal
- coaming — a raised frame around the cockpit or hatchway of a vessel for keeping out water
- coannex — to annex with something else
- coapted — to bring close together: The surgeons coapted the edges of the wound.
- coarsen — If something coarsens or is coarsened, it becomes thicker or rougher in texture.
- coarser — composed of relatively large parts or particles: The beach had rough, coarse sand.
- coastal — Coastal is used to refer to things that are in the sea or on the land near a coast.
- coasted — Simple past tense and past participle of coast.
- coaster — A coaster is a small mat that you put underneath a glass or cup to protect the surface of a table.
- coatees — Plural form of coatee.
- coaters — Plural form of coater.
- coating — A coating of a substance is a thin layer of it spread over a surface.
- coaxial — having or being mounted on a common axis
- coaxing — the act of persuading by tenderness, flattery, pleading, etc
- cocaine — Cocaine is a powerful drug which some people take for pleasure, but which they can become addicted to.
- cochair — to chair jointly
- cochlea — The cochlea is the spiral-shaped part of the inner ear.
- cochran — Jacqueline, 1910?–80, U.S. aviator.
- cockade — a feather or ribbon worn on military headwear
- cocomat — a mat made from coconut fibre
- cocopan — (in South Africa) a small wagon running on narrow-gauge railway lines used in mines
- cocoyam — either of two food plants of West Africa, the taro or the yantia, both of which have edible underground stems
- cocteau — Jean (ʒɑ̃). 1889–1963, French dramatist, novelist, poet, critic, designer, and film director. His works include the novel Les Enfants terribles (1929) and the play La Machine infernale (1934)
- cod war — any of three disputes that occurred in 1958, 1972–73, and 1975–76 between Britain and Iceland, concerning Iceland's unilateral extension of her fishing limits
- cod-act — to play tricks; fool
- codable — capable of being coded