12-letter words containing a, s, h, o
- bond washing — a series of deals in bonds made with the intention of avoiding taxation
- book matches — safety matches made of paper and fastened into a small cardboard folder
- bottlewasher — a person or machine that washes bottles.
- bounce flash — a flash lamp designed to produce a bounced flash.
- brachycerous — (of insects) having short antennae
- breastplough — a plough driven by the worker's breast, often used to pare turf
- bronchospasm — an abnormal contraction of the bronchi resulting in restriction of the airway
- buffalo fish — any of a genus (Ictiobus) of large, humpbacked, freshwater sucker fishes found in North America
- by wholesale — at wholesale
- cacophonious — cacophonous
- cadent house — any of the four houses that precede the angles: the third, sixth, ninth, and twelfth houses, which correspond, respectively, to neighborhood and relatives, work and health, philosophy and foreign travel, and secret matters and service to others.
- cadet school — a training establishment for cadets in the army
- canvas shoes — soft shoes with a canvas upper
- carbohydrase — a digestive enzyme that breaks down carbohydrates through hydrolysis
- carbon brush — a small block of carbon used to convey current between the stationary and moving parts of an electric generator, motor, etc
- cardiographs — Plural form of cardiograph.
- carpophagous — feeding on fruit
- cartoonishly — in a cartoonish manner
- case history — A person's case history is the record of past events or problems that have affected them, especially their medical history.
- cash account — an account with a brokerage which stipulates that the client pays in full for any transactions, rather than being extended credit
- cash economy — an economic system, or part of one, in which financial transactions are carried out in cash rather than via direct debit, standing order, bank transfer, or credit card
- cash journal — cashbook.
- cataphoreses — Plural form of cataphoresis.
- cataphoresis — electrophoresis
- catastrophal — (rare) Catastrophic.
- catastrophes — Plural form of catastrophe.
- catastrophic — Something that is catastrophic involves or causes a sudden terrible disaster.
- catch points — railway points designed to derail a train running back in the wrong direction to prevent collision with a following train
- cathode rays — a stream of electrons emitted from the surface of a cathode in a valve
- caught short — having a sudden need to urinate or defecate
- chaetiferous — having bristles
- chaetognaths — Plural form of chaetognath.
- chain smoker — person: smokes heavily
- chain-smoker — A chain-smoker is a person who chain-smokes.
- chairpersons — Plural form of chairperson.
- championship — A championship is a competition to find the best player or team in a particular sport.
- chaos theory — a theory, applied in various branches of science, that apparently random phenomena have underlying order
- chapter stop — any of several markers placed at intervals on a DVD film, enabling the viewer to find and select particular scenes
- chapterhouse — the building attached to a cathedral, collegiate church, or religious house in which the chapter meets
- charity shop — A charity shop is a shop that sells used goods cheaply and gives its profits to a charity.
- charity toss — a free shot given as a penalty for a foul
- charlesbourg — city in S Quebec, Canada: pop. 71,000
- charm school — a school teaching manners and social skills
- charnelhouse — Alternative form of charnel house.
- charterhouse — a Carthusian monastery
- chasmogamous — pertaining to or having pollination occur in a fully opened flower.
- chatterboxes — Plural form of chatterbox.
- chaulmoogras — Plural form of chaulmoogra.
- cheese board — A cheese board is a board from which cheese is served at a meal.
- cheeseboards — Plural form of cheeseboard.