12-letter words containing n, a, b, o, i
- buoyancy aid — a type of usually foam-filled lifejacket designed for use in sports such as canoeing
- burial mound — a barrow
- burkina faso — an inland republic in W Africa: dominated by Mossi kingdoms (10th–19th centuries); French protectorate established in 1896; became an independent republic in 1960; consists mainly of a flat savanna plateau. Official language: French; Mossi and other African languages also widely spoken. Religion: mostly animist, with a large Muslim minority. Currency: franc. Capital: Ouagadougou. Pop: 17 812 961 (2013 est). Area: 273 200 sq km (105 900 sq miles)
- button quail — any small quail-like terrestrial bird of the genus Turnix, such as T. sylvatica (striped button quail), occurring in tropical and subtropical regions of the Old World: family Turnicidae, order Gruiformes (cranes, rails, etc)
- byelorussian — Byelorussian means belonging or relating to Byelorussia or to its people or culture.
- calibrations — Plural form of calibration.
- camp bastion — a large British military base in Helmand province, Afghanistan, built in 2006
- cancerphobia — an excessive fear of getting cancer
- cannabinoids — Plural form of cannabinoid.
- carbocations — Plural form of carbocation.
- carbocholine — carbachol.
- carbon fiber — a very strong, lightweight synthetic fiber used in protective clothing, spacecraft components, racing shells, etc.
- carbon fibre — a black silky thread of pure carbon made by heating and stretching textile fibres and used because of its lightness and strength at high temperatures for reinforcing resins, ceramics, and metals, esp in turbine blades and for fishing rods
- carbonadoing — Present participle of carbonado.
- carbonatites — Plural form of carbonatite.
- carolina bay — any of the shallow, usually marshy, oval depressions found in the coastal plains of the eastern U.S. that are heavily forested and have rich soil.
- celebrations — Plural form of celebration.
- cerebrations — Plural form of cerebration.
- cerebrotonia — a personality type characterized by restraint, alertness, and an intellectual approach to life: said to be correlated with an ectomorph body type
- charbroiling — Present participle of charbroil.
- chimneyboard — a partition or a cover to shut off a fireplace
- chronophobia — Fear of the passing of time, or more generally of time itself.
- cinnamon bun — a honey bun flavored with cinnamon and often containing raisins.
- clapboarding — Present participle of clapboard.
- coal-burning — fuelled by burning coal
- cobaltammine — any of the various complex derivatives of cobalt containing one or more molecules of ammonia bonded to the cobalt.
- cocaine bust — an arrest for the possession of cocaine
- cohabitating — cohabit.
- cohabitation — the state or condition of living together in a conjugal relationship without being married
- combat knife — a large knife for military use
- combinations — a one-piece woollen undergarment with long sleeves and legs
- communicable — A communicable disease is one that can be passed on to other people.
- communicably — capable of being easily communicated or transmitted: communicable information; a communicable disease.
- complainable — That may be complained of.
- concubitancy — a custom requiring marriage between two people, esp a custom requiring a woman to marry her husband's brother on her husband's death
- configurable — to design or adapt to form a specific configuration or for some specific purpose: The planes are being configured to hold more passengers in each row.
- conglobation — Formation into a ball, globe or rounded mass.
- connubialism — the state of being married
- connubiality — of marriage or wedlock; matrimonial; conjugal: connubial love.
- conscionable — acceptable to one's conscience
- conscionably — being in conformity with one's conscience; just.
- considerable — Considerable means great in amount or degree.
- considerably — to a noteworthy or marked extent; much; noticeably; substantially; amply.
- contaminable — to make impure or unsuitable by contact or mixture with something unclean, bad, etc.: to contaminate a lake with sewage.
- contractible — an agreement between two or more parties for the doing or not doing of something specified.
- contributary — contributory
- conurbations — Plural form of conurbation.
- countability — the fact of being countable
- crossbanding — a veneer border, as on furniture, with its grain at right angles to the grain of the adjacent wood
- crossbarring — stripes, esp those of an animal