12-letter words containing o, k, a
- frankalmoign — a form of tenure by which religious bodies held lands, esp on condition of praying for the soul of the donor
- futtock band — a metal band around a lower mast somewhat below the top, for holding the lower ends of a futtock shroud.
- gammon steak — a thick cut of meat made from smoked or cured bacon or ham and often served with pineapple or fried egg
- georges bank — a bank extending generally NE from Nantucket: fishing grounds. 150 miles (240 km) long.
- give or take — to present voluntarily and without expecting compensation; bestow: to give a birthday present to someone.
- glatt kosher — prepared for eating according to the dietary laws followed by Hasidic Jews, which differ somewhat from those followed by other observers of kashruth: glatt kosher meat.
- glossy snake — a nocturnal burrowing snake, Arizona elegans, of the western U.S. and northern Mexico, having smooth, glistening scales of tan with brown blotches.
- go walkabout — to wander through the bush
- gondola back — a chair or couch back curving forward and downward to form arms.
- gopher snake — a bullsnake, Pituophis melanoleucus, of western North America, that invades burrows to prey on rodents.
- gordian knot — pertaining to Gordius, ancient king of Phrygia, who tied a knot (the Gordian knot) that, according to prophecy, was to be undone only by the person who was to rule Asia, and that was cut, rather than untied, by Alexander the Great.
- grass hockey — field hockey.
- graving dock — an excavated shore dry dock for the repair and maintenance of ships.
- grayson kirk — Grayson (Louis) 1903–1997, U.S. educator: president of Columbia University 1953–68.
- groom's cake — a fruit cake in layers of graduated size, served at a wedding.
- ground shark — any of various requiem sharks, especially of the genus Carcharhinus.
- ground track — the path on the earth's surface below an aircraft, missile, rocket, or spacecraft.
- hack to bits — to damage severely
- haliplankton — plankton living in sea water
- hammarskjold — Dag Hjalmar [dahg yahl-mahr] /dɑg ˈyɑl mɑr/ (Show IPA), 1905–61, Swedish statesman: Secretary General of the United Nations 1953–61; Nobel Peace Prize 1961.
- hanover park — a city in NE Illinois.
- hard-working — industrious; zealous: a hardworking family man.
- hark back to — recall: earlier era
- harold stark — Harold Raynsford [reynz-ferd] /ˈreɪnz fərd/ (Show IPA), 1880–1972, U.S. admiral.
- hash cookies — biscuits containing cannabis
- heart of oak — a brave person
- heaven knows — You can say 'Heaven knows' to emphasize that you do not know something, or that you find something very surprising.
- hello packet — (networking, communications) An OSPF packet sent periodically on each network interface, real or virtual, to discover and test connections to neighbours. Hello packets are multicast on physical networks capable of multicasting or broadcasting to enable dynamic router discovery. They include the parameters that routers connected to a common network must agree on. Hello packets increase network resilience by, e.g., allowing a router to establish a secondary connection when a primary connection fails.
- hemiplankton — plankton that spend part of their life cycle in a vegetative state on the sea bottom, riverbed, etc. (opposed to holoplankton).
- heterokaryon — a cell containing two or more nuclei of differing genetic constitutions.
- heterokontan — of or relating to a heterokont
- higashiosaka — a city on S Honshu, in Japan, W of Osaka.
- hkakabo razi — the highest peak in Myanmar, in Kachin state, in the N. 19,294 feet (5881 meters).
- hockey skate — a tubular ice skate having a shorter blade than a racing skate and often having a reinforced shoe for protection.
- holding tank — a tank for the temporary storage of a substance.
- holidaymaker — vacationer.
- holkar state — a former state of central India, ruled by the Holkar dynasty of Maratha rulers of Indore (18th century until 1947)
- holkham hall — a Palladian mansion near Wells in Norfolk: built 1734–59 by William Kent for Thomas Coke
- holoplankton — plankton that spend their entire life cycle as free-swimming organisms (opposed to hemiplankton).
- home banking — a system whereby a person at home or in an office can use a computer with a modem to call up information from a bank or to transfer funds electronically
- hook and eye — a two-piece clothes fastener, usually of metal, consisting of a hook that catches onto a loop or bar.
- horsebreaker — One who trains, or breaks in, horses.
- housebreaker — a person who breaks into and enters a house with a felonious intent.
- hydrocracker — a high-pressure processing unit used for hydrocracking.
- hypokalaemia — Alternative form of hypokalemia.
- 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.
- infrakingdom — (taxonomy) A taxonomic category sometimes inserted below subkingdom.
- ink fountain — the part of a printing press that stores ink and feeds it to the rollers.
- 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.
- jackarooesse — (Australia, obsolete, rare) A female jackaroo.