9-letter words containing s, e, i, o
- censorian — relating to the official supervision of public behaviour and morals
- censoring — any person who supervises the manners or morality of others.
- centesimo — a former monetary unit of Italy, San Marino, and the Vatican City worth one hundredth of a lira
- centroids — Plural form of centroid.
- certosina — a technique of inlaying light-colored material, as bone, ivory, metal, or pale wood, in elaborate designs on a dark ground.
- cespitose — growing in dense, matlike clumps without creeping stems, as moss, grass, etc.
- cespitous — Turfy; resembling turf.
- cessation — The cessation of something is the stopping of it.
- chamosite — a mineral of the chlorite group, hydrous aluminum silicate of iron, occurring in gray or black crystals in oolitic iron ore.
- cheilosis — Inflammation of one or both of the corners of the mouth.
- chemisorb — to take up (a substance) by chemisorption
- chi meson — a meson with a mass 6687 times that of the electron and a mean lifetime of approximately 1.5 X 10 -20 seconds.
- chipotles — Plural form of chipotle.
- chlorides — Plural form of chloride.
- chlorites — Plural form of chlorite.
- chordwise — in the direction of an aerofoil chord
- chorister — A chorister is a singer in a church choir.
- cinderous — a partially or mostly burned piece of coal, wood, etc.
- cinereous — of a greyish colour
- clockwise — When something is moving clockwise, it is moving in a circle in the same direction as the hands on a clock.
- cloisonne — a design made by filling in with coloured enamel an outline of flattened wire put on edge
- cloisters — Plural form of cloister.
- closeting — Present participle of closet.
- clothiers — Plural form of clothier.
- cloudiest — Superlative form of cloudy.
- coalmines — Plural form of coalmine.
- coastline — A country's coastline is the outline of its coast.
- coastwise — along the coast
- cocainise — Alt form cocainize.
- cockiness — conceited self-assurance
- codfishes — Plural form of codfish.
- codifiers — Plural form of codifier.
- codpieces — Plural form of codpiece.
- coercions — Plural form of coercion.
- coexisted — Simple past tense and past participle of coexist.
- cogenesis — The genesis of two entities at the same time.
- cogitates — Third-person singular simple present indicative form of cogitate.
- cognetics — The engineering of objects to make them accommodate critical human thought process.
- coheiress — a female coheir
- cohesible — capable of cohesion
- coiffeuse — a female hairdresser
- coiffures — Plural form of coiffure.
- coincides — Third-person singular simple present indicative form of coincide.
- coinsurer — A coinsurer is a person or company whose policy covers the same risk as that of another person or company, and shares the loss.
- coinsures — Third-person singular simple present indicative form of coinsure.
- coliseums — Plural form of coliseum.
- colletids — Plural form of colletid.
- colliders — Plural form of collider.
- collinses — Plural form of collins.
- collisive — (obsolete) Colliding; clashing.