12-letter words containing o, r, k
- go for broke — a simple past tense of break.
- goldbricking — Present participle of goldbrick.
- 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.
- greek yogurt — a thick, creamy, protein-rich yogurt made by removing most of the liquid whey, as by centrifuge or straining.
- green monkey — a W African variety of a common guenon monkey, Cercopithecus aethiops, having greenish-brown fur and a dark face
- 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.
- groundkeeper — groundskeeper.
- groundstroke — A stroke played after the ball has bounced, as opposed to a volley.
- groundworker — One who works on the ground, as opposed to an aviator, etc.
- guest worker — a foreign worker permitted to work in a country, especially in Western Europe, on a temporary basis.
- 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.
- heart of oak — a brave person
- heterokaryon — a cell containing two or more nuclei of differing genetic constitutions.
- heterokontan — of or relating to a heterokont
- hickory pine — bristlecone pine.
- hkakabo razi — the highest peak in Myanmar, in Kachin state, in the N. 19,294 feet (5881 meters).
- hobble skirt — a woman's skirt that is very narrow at the bottom, causing the wearer to walk with short, mincing steps.
- holidaymaker — vacationer.
- holkar state — a former state of central India, ruled by the Holkar dynasty of Maratha rulers of Indore (18th century until 1947)
- horse's neck — a drink of whiskey and ginger ale, served with ice and garnished with a spiral of lemon peel on the rim of the glass.
- horsebreaker — One who trains, or breaks in, horses.
- hotel worker — a person who works in the hotel industry
- hotelkeepers — Plural form of hotelkeeper.
- house-broken — (of a pet) trained to avoid excreting inside the house or in improper places.
- housebreaker — a person who breaks into and enters a house with a felonious intent.
- housekeepers — Plural form of housekeeper.
- housewrecker — wrecker (def 4).
- hydrocracker — a high-pressure processing unit used for hydrocracking.
- hydrokinesis — (science fiction): The psychic ability to manipulate or control water.
- hydrokinetic — pertaining to the motion of liquids.
- in the works — exertion or effort directed to produce or accomplish something; labor; toil.
- infrakingdom — (taxonomy) A taxonomic category sometimes inserted below subkingdom.
- inkhorn term — an obscure, affectedly or ostentatiously erudite borrowing from another language, especially Latin or Greek.
- interlocking — to fit into each other, as parts of machinery, so that all action is synchronized.
- internetwork — two or more computer networks connected by routers, bridges, etc.: The Internet is the largest internetwork.
- interworking — to work or weave together; interweave.
- jackarooesse — (Australia, obsolete, rare) A female jackaroo.
- jacket crown — a type of artificial, tooth-colored dental crown made of acrylic or porcelain
- jodrell bank — site of a radio astronomy observatory (Nuffield Radio Astronomy Laboratories) in NE Cheshire, England, that operates a 250-foot (76-meter) radio telescope.
- joking apart — seriously: said to recall a discussion to seriousness after there has been joking