12-letter words containing k, e, r, n
- junior clerk — a clerk of low rank
- junk jewelry — cheap costume jewelry.
- karyokinesis — mitosis.
- karyokinetic — Of or pertaining to karyokinesis.
- katzenjammer — the discomfort and illness experienced as the aftereffects of excessive drinking; hangover.
- keeping room — hall (def 11).
- kendal green — a coarse woolen cloth, green in color.
- kentish fire — prolonged clapping by an audience, especially in unison, indicating impatience or disapproval.
- keratinocyte — An epidermal cell that produces keratin.
- keratogenous — producing horn or a horny substance.
- keratohyalin — (biology) A protein structure found in granules in the stratum granulosum of the epidermis, which may be involved in keratinization, and in Hassall corpuscles in the thymus.
- keraunograph — an instrument for recording thunderstorms by detecting the radio waves generated
- kernel style — K&R style
- ketone group — the characteristic group occurring in ketones that consists of the carbonyl group attached to two alkyl groups.
- khornerstone — A multipurpose benchmark from Workstation Labs used in various periodicals. The source is not free. Results are published in "UNIX Review".
- khyber knife — a long Indian knife having a triangular, single-edged blade with the handle set off center toward the back.
- kidney donor — someone who donates one of their kidneys to be transplanted into another person
- kind hearted — having or showing sympathy or kindness: a kindhearted woman.
- kind-hearted — having or showing sympathy or kindness: a kindhearted woman.
- kindergarden — (non-standard) misspelling of kindergarten.
- kindergarten — a school or class for young children between the ages of four and six years.
- kindred soul — like-minded person
- kindred-ship — a person's relatives collectively; kinfolk; kin.
- kinesiatrics — the treatment of disease by the use of gymnastics or muscle exercises
- kinetography — a camera for taking pictures for a kinetoscope.
- king vulture — a large, black-and-white vulture, Sarcorhamphus papa, of Central and South America, having colorful wattles and wartlike protuberances on its head and neck.
- kintergarden — Misspelling of kindergarten.
- kirk session — the lowest court of the Presbyterian Church
- kitchenwares — Plural form of kitchenware.
- kiteboarding — A sport in which participants ride a form of wakeboard or surfboard harnessed to a large kite which is controlled by the rider.
- kitty-corner — diagonal.
- klipspringer — a small, agile African antelope, Oreotragus oreotragus, of mountainous regions from the Cape of Good Hope to Ethiopia.
- kluge around — (jargon) To avoid a bug or difficult condition by inserting a kluge. Compare workaround.
- knee-slapper — a joke evoking boisterous hilarity.
- kolyma range — a mountain range in NE Russia, in NE Siberia, extending about 1100 km (700 miles) between the Kolyma River and the Sea of Okhotsk. Highest peak: 1862 m (6109 ft)
- krafft-ebing — Richard [rich-erd;; German rikh-ahrt] /ˈrɪtʃ ərd;; German ˈrɪx ɑrt/ (Show IPA), Baron von, 1840–1902, German neurologist and author of works on sexual pathology.
- kremlinology — the study of the government of the former Soviet Union, especially the study of those factors governing its foreign affairs.
- kupfernickel — (archaic) cupronickel.
- lake herring — a cisco or whitefish, especially Coregonus artedii, of the Great Lakes.
- lake lucerne — a lake in central Switzerland: fed and drained chiefly by the River Reuss. Area: 115 sq km (44 sq miles)
- lake mälaren — a lake in S Sweden, extending 121 km (75 miles) west from Stockholm, where it joins with an inlet of the Baltic Sea (the Saltsjön). Area: 1140 sq km (440 sq miles)
- lake ontario — a province in S Canada, bordering on the Great Lakes. 412,582 sq. mi. (1,068,585 sq. km). Capital: Toronto.
- lake torrens — a shallow salt lake in E central South Australia, about 8 m (25 ft) below sea level. Area: 5776 sq km (2230 sq miles)
- lake turkana — a long narrow lake in E Africa, in the Great Rift Valley. Area: 7104 sq km (2743 sq miles)
- lake vättern — a lake in S central Sweden: the second largest lake in Sweden; linked to Lake Vänern by the Göta Canal; drains into the Baltic. Area: 1912 sq km (738 sq miles)
- lansker line — (in Pembrokeshire) the linguistic and ethnic division between the Welsh-speaking north and the English-speaking south
- law-breaking — Law-breaking is any kind of illegal activity.
- lawbreakings — Plural form of lawbreaking.
- leading mark — either of two conspicuous objects regarded as points on a line (leading line) upon which a vessel can sail a safe course.
- leathernecks — Plural form of leatherneck.