12-letter words containing a, s, h, t, o, r
- automorphism — the practice of seeing others as having the same characteristics as oneself
- autorickshaw — (in India) a light three-wheeled vehicle driven by a motorcycle engine
- bean-shooter — peashooter.
- blastosphere — blastula
- board shorts — shorts with longer legs, originally meant to protect a surfer's legs against the surfboard
- bottlewasher — a person or machine that washes bottles.
- breastplough — a plough driven by the worker's breast, often used to pare turf
- 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.
- 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.
- 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
- 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
- charterhouse — a Carthusian monastery
- chatterboxes — Plural form of chatterbox.
- chiropterans — Plural form of chiropteran.
- chloroplasts — Plural form of chloroplast.
- chocolatiers — Plural form of chocolatier.
- choirmasters — Plural form of choirmaster.
- chondroblast — a type of cell that develops into a chondrocyte or cartilage cell
- chondrostian — relating to the class Chondrostei of fish with fin rays
- chorusmaster — the conductor of a choir
- choux pastry — a very light pastry made with eggs, used for eclairs, etc
- chrestomathy — a collection of literary passages, used in the study of language
- christophany — an appearance or emergence of Christ following his crucifixion
- chromaticism — the use of chromatic tones.
- chromatopsia — an irregularity in the ability to see colours properly
- chromoplasts — Plural form of chromoplast.
- clothes rack — a framework for holding or displaying clothes in a shop
- constraineth — Archaic third-person singular form of constrain.
- coprophagist — a person who eats excrement
- countershaft — an intermediate shaft that is driven by, but rotates in the opposite direction to, a main shaft, esp in a gear train
- crosspatches — Plural form of crosspatch.
- death throes — The death throes of something are its final stages, just before it fails completely or ends.
- diastrophism — the process of movement and deformation of the earth's crust that gives rise to large-scale features such as continents, ocean basins, and mountains
- dichromatism — the quality or condition of being dichromatic
- dictatorship — Dictatorship is government by a dictator.
- disauthorize — to take authority away from (a person or organization)
- dreadnoughts — Plural form of dreadnought.
- earth closet — a type of lavatory in which earth is used to cover excreta
- echolocators — Plural form of echolocator.