7-letter words containing c, o, i, s
- corsica — an island in the Mediterranean, west of N Italy: forms, with 43 islets, a region of France; mountainous; settled by Greeks in about 560 bc; sold by Genoa to France in 1768. Capital: Ajaccio. Pop: 265 999 (2003 est). Area: 8682 sq km (3367 sq miles)
- corsive — a corrosive drug
- corvids — Plural form of corvid.
- coshing — Present participle of cosh.
- cosiest — Superlative form of cosy.
- cosines — Plural form of cosine.
- cosmine — a substance resembling dentine, forming the outer layer of cosmoid scales
- cosmism — the philosophical theory that the cosmos is a self-existent whole and was not created by a god or gods
- cosmist — an adherent of cosmism
- cosmoid — (of the scales of coelacanths and lungfish) consisting of two inner bony layers and an outer layer of cosmine
- cossies — Plural form of cossie.
- costain — Thomas Bertram, 1885–1965, U.S. novelist, historian, and editor, born in Canada.
- costing — A costing is an estimate of all the costs involved in a project or a business venture.
- costive — having constipation; constipated
- cosying — snugly warm and comfortable: a cozy little house.
- cottise — a narrow stripe that usually occurs as one of a pair, with each stripe occurring on either side of a bend, fess, or other charge, and each being one fourth of a bend in breadth
- coueism — a method of self-help stressing autosuggestion, popular especially in the U.S. c1920 and featuring the slogan “Day by day in every way I am getting better and better.”.
- cousins — A child of one's uncle or aunt.
- covings — Plural form of coving.
- cowdies — Plural form of cowdie.
- cowfish — any trunkfish, such as Lactophrys quadricornis, having hornlike spines over the eyes
- cowives — Alternative form of co-wives.
- cowpies — Plural form of cowpie.
- cowries — Plural form of cowrie.
- cowskin — the skin of a cow.
- cowslip — A cowslip is a small wild plant with yellow, sweet-smelling flowers.
- coxitis — an inflammation of the hip joint
- coziest — snugly warm and comfortable: a cozy little house.
- crimson — Something that is crimson is deep red in colour.
- crinose — hairy
- cronies — Plural form of crony.
- cronish — a withered, witchlike old woman.
- croquis — a rough sketch of a live model
- crosier — a staff surmounted by a crook or cross, carried by bishops as a symbol of pastoral office
- cuboids — Plural form of cuboid.
- curiosa — curiosities
- curious — eager to learn; inquisitive
- cushion — A cushion is a fabric case filled with soft material, which you put on a seat to make it more comfortable.
- cystoid — resembling a cyst or bladder
- cytosis — (pathology) An abnormal increase in the number of a specified type of cells.
- dacoits — Plural form of dacoit.
- dickson — Leonard Eugene, 1874–1954, U.S. mathematician.
- diocese — an ecclesiastical district under the jurisdiction of a bishop.
- dioscin — a saponin, found in Mexican yams, that on hydrolysis produces diosgenin, glucose, and rhamnose.
- discoed — Simple past tense and past participle of disco.
- discoer — a person who attends discos
- discoid — having the form of a discus or disk; flat and circular.
- discord — lack of concord or harmony between persons or things: marital discord.
- disomic — having an extra chromosome in the haploid state that is homologous to an existing chromosome in this set
- dysoxic — Having a very low oxygen concentration (i.e. between anoxic and hypoxic).