9-letter words containing a, c, k, t
- haystacks — Plural form of haystack.
- headstick — a piece of wood formerly used in typesetting to create a margin at the top of a page
- headstock — the part of a machine containing or directly supporting the moving or working parts, as the assembly supporting and driving the live spindle in a lathe.
- heartsick — extremely depressed or unhappy.
- ice-skate — to skate on ice.
- jack post — a post for supporting a floor beam, having two telescoping sections, adjustable to any height.
- jack shit — anything at all; the least thing (usually used in the negative): He doesn't know jack shit.
- jackboots — Plural form of jackboot.
- jacketing — Present participle of jacket.
- jackfruit — a large, tropical, milky-juiced tree, Artocarpus heterophyllus, of the mulberry family, having stiff and glossy green leaves, cultivated for its very large, edible fruit and seeds.
- jacklight — a portable cresset, oil-burning lantern, or electric light used as a lure in hunting or fishing at night.
- jackshaft — Also called countershaft. a short shaft, connected by belting, gears, etc., that transmits motion from a motor or engine to a machine or machines being driven (distinguished from main shaft).
- jacksmelt — a large silversides, Atherinopsis californiensis, found along the coast of California, that grows to a length of 22 inches (55 cm).
- jacksmith — a smith who makes devices that enable the turning of meat while being roasted
- jackstaff — A short flagpole at a ship’s bow, on which a jack is flown.
- jackstays — Plural form of jackstay.
- jackstone — jack1 (def 5a, b).
- jackstraw — one of a group of strips of wood or similar objects, as straws or toothpicks, used in the game of jackstraws.
- jacky tar — jackatar.
- jet black — deep-black: jet-black hair.
- jet-black — deep-black: jet-black hair.
- jockstrap — an elasticized belt, a men's undergarment, with a pouch for supporting and protecting the genitals, worn especially while participating in athletics.
- kadaitcha — Alternative form of kurdaitcha.
- kamchatka — a peninsula in the NE Russian Federation in Asia, extending S between the Bering Sea and the Sea of Okhotsk. 750 miles (1210 km) long; 104,200 sq. mi. (269,880 sq. km) wide.
- karyocyte — (cytology) Any cell that has a nucleus.
- katabatic — (of a wind or air current) moving downward or down a slope. Compare anabatic (def 1).
- katabolic — Alternative form of catabolic.
- keratotic — any skin disease characterized by a horny growth, as a wart.
- ketchikan — a seaport in SE Alaska: transportation and communications center.
- kickabout — An informal amateur game of football/soccer.
- kickstand — a device for supporting a bicycle or motorcycle when not in use, pivoted to the rear axle in such a way that it can be kicked down below the rear wheel.
- kickstart — a starter, as of a motorcycle, that operates by a downward kick on a pedal.
- kinematic — the branch of mechanics that deals with pure motion, without reference to the masses or forces involved in it.
- kingcraft — the art of ruling as king; royal statesmanship.
- korat cat — rare blue-grey breed of cat
- kostunica — Vojislav (ˈvɒjɪslæf). born 1944, Serbian politician; president of the Federal Republic of Yugoslavia (2000–03); prime minister of Serbia and Montenegro (2004–06); prime minister of Serbia (2006–08)
- krautrock — (music) A genre of German experimental rock music from the 1970s.
- kritarchy — Rule by judges.
- kurchatov — Igor Vasilievich [ee-guh r-vuh-syee-lyi-vyich] /ˈi gər vʌˈsyi lyɪ vyɪtʃ/ (Show IPA), 1903–60, Soviet nuclear physicist.
- latchkeys — Plural form of latchkey.
- left back — a defending player on the left side of the field
- localtalk — (networking) An Apple Computer network standard using Apple Computer's own networking hardware. Compare EtherTalk.
- lock gate — one of the two gates of a lock
- mahlstick — a stick with a padded tip used to support an artist's working hand.
- majestick — Archaic spelling of majestic.
- matchbook — a small cardboard folder into which several rows of paper matches are stapled or glued.
- matchlock — an old form of gunlock in which the priming was ignited by a slow match.
- matchmake — To do matchmaking: to set up a date between two people or to arrange a marriage.
- matchmark — a mark made on mating components of an engine, machine, etc, to ensure that the components are assembled in the correct relative positions
- maulstick — mahlstick.