12-letter words containing a, s, k
- horsebreaker — One who trains, or breaks in, horses.
- housebreaker — a person who breaks into and enters a house with a felonious intent.
- hyperkinesia — Pathology. an abnormal amount of uncontrolled muscular action; spasm.
- hypermarkets — Plural form of hypermarket.
- in sb's wake — If you leave something or someone in your wake, you leave them behind you as you go.
- indigo snake — a large, deep-blue or brown harmless snake, Drymarchon corais, ranging from the southern U.S. to South America and invading burrows to prey on small mammals: the eastern subspecies D. corais couperi is now greatly reduced in number.
- inside track — the inner, or shorter, track of a racecourse.
- isak dinesen — Isak [ee-sahk] /ˈi sɑk/ (Show IPA), (pen name of Baroness Karen Blixen) 1885–1962, Danish author.
- ishikari bay — a bay of the Sea of Japan, on the W coast of Hokkaido, Japan.
- iskander bey — Scanderbeg.
- it takes two — If you say it takes two or it takes two to tango, you mean that a situation or argument involves two people and they are both therefore responsible for it.
- jack russell — a small short-legged terrier having a white coat with tan, black, or lemon markings: there are rough- and smooth-haired varieties
- jackarooesse — (Australia, obsolete, rare) A female jackaroo.
- jackass bark — a barkentine square-rigged on the mainmast above a gaff mainsail.
- jackass brig — a two-masted sailing vessel square-rigged on the foremast with a fore-and-aft mainsail; brigantine.
- jackson hole — a valley in NW Wyoming, near the Teton Range: wildlife preserve.
- jacksonville — a seaport in NE Florida, on the St. John's River.
- james dickey — James, 1923–97, U.S. poet and novelist.
- james k polk — James Knox, 1795–1849, the 11th president of the U.S. 1845–49.
- jataka tales — a body of literature comprising accounts of previous lives of the Buddha
- jenghis khan — Genghis Khan.
- jesus freaks — a member of any of several fundamentalist groups of chiefly young people (Jesus people) originating in the early 1970s and emphasizing intense personal devotion to and study of Jesus Christ and His teachings.
- joe six-pack — Slang. the average or typical blue-collar man.
- kakistocracy — government by the worst persons; a form of government in which the worst persons are in power.
- kaleidoscope — an optical instrument in which bits of glass, held loosely at the end of a rotating tube, are shown in continually changing symmetrical forms by reflection in two or more mirrors set at angles to each other.
- kalmar sound — a strait between SE Sweden and Öland Island. 85 miles (137 km) long; 14 miles (23 km) wide.
- karyokinesis — mitosis.
- kashmir goat — one of a long-haired breed of goat raised in Tibet and the higher elevations of China, the Indian subcontinent, Afghanistan, and Turkey for its meat, milk, and cashmere wool.
- katamorphism — metamorphism at or near the earth's surface: breaks down complex minerals into simpler ones.
- katharevousa — The purist form of modern Greek used in traditional literary writing, as opposed to the form that is spoken and used in everyday writing (called demotic).
- kavir desert — Dasht-e-Kavir.
- keep tabs on — a small flap, strap, loop, or similar appendage, as on a garment, used for pulling, hanging, or decoration.
- kelvin scale — William Thomson, 1st Baron, 1824–1907, English physicist and mathematician.
- kepler's law — any one of three laws governing planetary motion: each planet revolves in an ellipse, with the sun at one focus; the line connecting a planet to the sun sweeps out equal areas in equal periods of time (law of areas) or the square of the period of revolution of each planet is proportional to the cube of the semimajor axis of the planet's orbit (harmonic law)
- keratogenous — producing horn or a horny substance.
- keratoplasty — plastic surgery performed upon the cornea, especially a corneal transplantation.
- keratotomies — Plural form of keratotomy.
- ketoacidosis — (pathology) A severe form of ketosis, most commonly seen in diabetics, in which so much ketone is produced that acidosis occurs.
- keyboardists — Plural form of keyboardist.
- khaibar pass — Khyber Pass.
- kick against — If you kick against a situation you dislike but cannot control, you react against it in a violent, sudden, or extreme way.
- kick starter — a starter, as of a motorcycle, that operates by a downward kick on a pedal.
- kikuyu grass — a type of fast-growing tropical grass, Pennisetum clandestinum, native to E Africa
- kilocalories — Plural form of kilocalorie.
- kinaesthesia — kinesthesia.
- kinaesthesis — kinesthesia.
- kinaesthetic — Alternative form of kinesthetic.
- kinesiatrics — the treatment of disease by the use of gymnastics or muscle exercises
- kinesipathic — of or relating to kinesipathy
- kinesophobia — Fear of movement.