6-letter words containing c, o, a
- arccos — arccosine
- archon — (in ancient Athens) one of the nine chief magistrates
- ascoma — a fruiting body that bears asci.
- ascots — Plural form of ascot.
- assoc. — Assoc. is a written abbreviation for association, , associated, or , associate.
- atocia — the incapability of a woman to conceive and give birth to children
- atomic — Atomic means relating to power that is produced from the energy released by splitting atoms.
- atonic — (of a syllable, word, etc) carrying no stress; unaccented
- atopic — of or relating to hereditary hypersensitivity to certain allergens
- atoxic — not toxic.
- augcog — augmented cognition
- auroch — Alternative spelling of aurochs.
- avocat — An advocate, a lawyer.
- avocet — any of several long-legged shore birds of the genus Recurvirostra, such as the European R. avosetta, having black-and-white plumage and a long upward-curving bill: family Recurvirostridae, order Charadriiformes
- avouch — to vouch for; guarantee
- axonic — of or relating to the long, single projection of nerve cells conducting nerve impulses away from the cell's body
- azonic — not confined to any particular region or zone
- azotic — of, containing, or concerned with nitrogen
- babaco — a subtropical parthenocarpic tree, Carica pentagona, originating in South America, cultivated for its fruit: family Caricaceae
- bacons — Plural form of bacon.
- balcon — Sir Michael. 1896–1977, British film producer; his films made at Ealing Studios include the comedies Kind Hearts and Coronets (1949) and The Lavender Hill Mob (1951)
- basuco — a highly addictive drug consisting of low-grade cocaine mixed with coca paste and other substances, often cannabis
- beacon — A beacon is a light or a fire, usually on a hill or tower, which acts as a signal or a warning.
- bianco — Mon·te [mawn-te] /ˈmɔn tɛ/ (Show IPA). Italian name of Mont Blanc.
- blanco — Serge (sɛrʒ). born 1958, French Rugby Union footballer; won 93 caps (1980–91) and scored 38 tries in internationals (a French record)
- bobcat — A bobcat is an animal in the cat family which has reddish-brown fur with dark spots or stripes and a short tail. Bobcats live in North America.
- bocage — the wooded countryside characteristic of northern France, with small irregular-shaped fields and many hedges and copses
- bodach — an old man
- bohica — (humour) /bo-hee-ka/ Bend Over, Here It Comes Again.
- bomarc — a winged, surface-to-air interceptor missile.
- bonaci — a name for the black grouper fish (Mycteroperca bonaci), also used for various similar species
- boxcar — A boxcar is a railway carriage, often without windows, which is used to carry luggage, goods, or mail.
- brasco — a lavatory
- broach — When you broach a subject, especially a sensitive one, you mention it in order to start a discussion on it.
- cacaos — Plural form of cacao.
- cachou — a lozenge eaten to sweeten the breath
- cacoon — the large bean of a tropical climber, Entada scandens, that is used for making purses, spoons, snuffboxes, and other items
- caeoma — an aecium in some rust fungi that has no surrounding membrane
- cafone — an uncouth person; lowlife.
- cahoot — a business partnership
- cahows — Plural form of cahow.
- cajole — If you cajole someone into doing something, you get them to do it after persuading them for some time.
- calgon — a chemical compound, sodium hexametaphosphate, with water-softening properties, used in detergents
- calico — Calico is plain white fabric made from cotton.
- caligo — a speck on the cornea causing poor vision
- callao — a port in W Peru, near Lima, on Callao Bay: chief import centre of Peru. Pop: 813 264 (2005 est)
- callop — an edible freshwater fish, Plectroplites ambiguus, of Australia, often golden or pale yellow in colour
- callot — Jacques [zhahk] /ʒɑk/ (Show IPA), 1592?–1635, French engraver and etcher.
- callow — A callow young person has very little experience or knowledge of the way they should behave as an adult.
- calory — calorie