13-letter words containing k, i, o
- cucking stool — stool in which suspected witches were tested
- cuckoo shrike — any Old World tropical songbird of the family Campephagidae, typically having a strong notched bill, long rounded tail, and pointed wings
- cuckoo-shrike — any of numerous Old World passerine birds of the family Campephagidae, certain species of which superficially resemble cuckoos and have hooked bills like shrikes.
- dark reaction — the stage of photosynthesis involving the reduction of carbon dioxide and the dissociation of water, using chemical energy stored in ATP: does not require the presence of light
- decisionmaker — One who makes decisions.
- deptford pink — a plant, Dianthus armeria, of the pink family, native to Eurasia, having slender, erect stems and leaves and clusters of small, bright pink flowers.
- diamond snake — a python, Morelia argus, of Australia and New Guinea, with yellow diamond-shaped markings
- digital clock — a clock that displays the time in numerical digits rather than by hands on a dial.
- dimethylketol — acetoin.
- diplock court — in Northern Ireland, a court of law designed to try cases linked with terrorism. In order to prevent the intimidation of jurors, the court consists of a single judge and no jury
- donkey engine — a small auxiliary engine, such as one used for pumping water into the boilers of a steamship
- donkey's tail — a succulent Mexican plant, Sedum morganianum, of the stonecrop family, bearing small, rose-colored flowers and long, hanging, nearly cylindrical stems with closely packed whitish-green leaves.
- double nickel — the national speed limit of 55 miles per hour as established in 1974 on U.S. highways.
- double wicket — cricket in which two wickets are used, being the usual form of the game.
- double-nickel — the national speed limit of 55 miles per hour as established in 1974 on U.S. highways.
- downside risk — an estimate of the potential loss of value of an investment in a falling market
- drink problem — If someone is said to have a drink problem, they are thought to drink too much alcohol
- drink to that — People say 'I'll drink to that' to show that they agree with and approve of something that someone has just said.
- drinking song — a song of hearty character suitable for singing by a group engaged in convivial drinking.
- drongo shrike — any insectivorous songbird of the family Dicruridae, of the Old World tropics, having a glossy black plumage, a forked tail, and a stout bill
- dronkverdriet — drunk and maudlin
- dry ski slope — A dry ski slope is a slope made of an artificial substance on which you can practise skiing.
- duck shooting — duck hunting with a gun
- ducking stool — a former instrument of punishment consisting of a chair in which an offender was tied to be plunged into water.
- eight o'clock — 8 a.m.
- evening stock — a plant, Matthiola incana, of the genus Matthiola, of the Mediterranean region, cultivated for its brightly coloured flowers: Brassicaceae (crucifers)
- exercise book — An exercise book is a small book that students use for writing in.
- fighting cock — a gamecock.
- firing stroke — The firing stroke is the stroke of an engine in which the fuel is burned and energy sent to the piston.
- floating dock — a submersible, floating structure used as a dry dock, having a floor that is submerged, slipped under a floating vessel, and then raised so as to raise the vessel entirely out of the water.
- floutingstock — a laughing-stock; the object of mockery or flouting
- folk medicine — health practices arising from superstition, cultural traditions, or empirical use of native remedies, especially food substances.
- folkloristics — folklore (def 2).
- for a kickoff — the beginning of something
- for chrissake — for Christ's sake
- game of skill — a game in which the outcome is determined by skill rather than by chance, as chess.
- gastrokinetic — (pharmacology, of a drug) Serving to increase motility of the gastrointestinal tract.
- ghiordes knot — a hand-tied knot, used in rug weaving, in which the parallel ends of looped yarn alternate with two threads of warp, producing an uneven pile effect.
- glockenspiels — Plural form of glockenspiel.
- go fly a kite — to move through the air using wings.
- gravity clock — a clock driven by its own weight as it descends a rack, cord, incline, etc.
- greek cypriot — a Cypriot of Greek descent
- hacking cough — a harsh, dry and spasmodic cough
- herringchoker — a native or resident of any of the Maritime Provinces but especially of New Brunswick.
- hickory hills — a town in NE Illinois.
- high-low-jack — all fours (def 2).
- hit the books — to deal a blow or stroke to: Hit the nail with the hammer.
- holiday-maker — vacationer.
- holidaymakers — Plural form of holidaymaker.
- honor killing — the killing of a relative, especially a female relative, as retribution for the perceived dishonoring of the family, as dictated or sanctioned by some cultures and religions.