21-letter words containing a, r, c, h, n, o
- stick in one's throat — to be difficult, or against one's conscience, for one to accept, utter, or believe
- sunday school teacher — someone who teaches at a Sunday school
- sympathetic vibration — a vibration induced by resonance.
- synchrotron radiation — electromagnetic radiation emitted by charged particles as they pass through magnetic fields.
- tartarian honeysuckle — an Asian honeysuckle, Lonicera tatarica, having fragrant, white to pink flowers.
- teacher certification — official qualifications for educators
- the (norman) conquest — the conquering of England by the Normans under William the Conqueror in 1066
- the acting profession — actors considered as a group
- the central provinces — the Canadian provinces of Ontario and Quebec
- the comrades marathon — an annual long-distance race run every year on the 16th of June from Durban to Pietermaritzburg, a distance of approximately 90 kilometres (56 miles)
- the corncracker state — a nickname for the state of Kentucky
- the joker in the pack — If you describe someone or something as the joker in the pack, you mean that they are different from the other people or things in their group, and can be unpredictable.
- the press association — the national news agency for the United Kingdom and Ireland
- the probation service — a criminal justice service that is mainly responsible for dealing with offenders by placing them under the supervision of a probation officer
- the shipping forecast — a radio broadcast made by the BBC of weather reports and forecasts for the seas around the British Isles
- the stationery office — (in the UK) the company that supplies the civil service with all its office supplies, machinery, printing and binding, etc
- therapeutic community — a group-based form of therapy for mental disorders, sometimes residential
- thermal decomposition — Thermal decomposition is the process in which a chemical species breaks down when its temperature is increased.
- throw someone a curve — a continuously bending line, without angles.
- to be hard luck on sb — to be unfortunate or unlucky for someone
- to sink without trace — If you say that someone or something sinks without trace or sinks without a trace, you mean that they stop existing or stop being successful very suddenly and completely.
- trichloronitromethane — chloropicrin.
- union of south africa — former name for South Africa, Republic of.
- what price something? — what are the chances of something happening now?
- white-crowned sparrow — a North American sparrow, Zonotrichia leucophrys, having black and white stripes on the head.
- wholesale price index — an indicator of price changes in the wholesale market
- william the conqueror — ("the Conqueror") 1027–87, duke of Normandy 1035–87; king of England 1066–87 (son of Robert I, duke of Normandy).
- youth training scheme — (formerly, in Britain) a scheme, run by the Training Agency, to provide vocational training for unemployed 16–17-year-olds