13-letter words containing u, n, k, o
- return stroke — the main discharge in a lightning stroke
- return-cocked — (of a cock bead) situated at an angle or arris.
- rhesus monkey — animal: macaque
- rock hounding — the activity of searching for and collecting rocks, fossils, or minerals.
- round kumquat — an evergreen, citrus shrub or small tree, Fortunella japonica, of Japan, having blunt, broad leaves and globe-shaped, edible fruit.
- round-cheeked — having plump cheeks
- run on a bank — A run on a bank is a situation in which borrowers are worried that the bank will fail and they all try to withdraw money at the same time.
- sea buckthorn — a thorny Eurasian shrub, Hippophaë rhamnoides, growing on sea coasts and having silvery leaves and orange fruits: family Elaeagnaceae
- shockumentary — a television programme showing members of the public in shocking or violent situations
- shoulder knot — a knot of ribbon or lace worn on the shoulder, as by men of fashion in the 17th and 18th centuries, by servants in livery, or by women or children.
- skeletogenous — forming a skeleton, or parts of one
- skull session — a meeting for the purpose of discussion, exchange of ideas, solving problems, etc.
- soupfin shark — a requiem shark, Galeorhinus zyopterus, inhabiting the Pacific Ocean, valued for its fins, which are used by the Chinese in the preparation of a soup, and for its liver, which is rich in vitamin A.
- south dakotan — a state in the N central United States: a part of the Midwest. 77,047 sq. mi. (199,550 sq. km). Capital: Pierre. Abbreviation: SD (for use with zip code), S. Dak.
- spotted skunk — either of two small, nocturnal skunks of the genus Spilogale, distinguished by a white forehead patch and a luxuriant coat of broken stripes and spots, including S. putorius of temperate North America and S. pygmaea of Mexico.
- stocking unit — A stocking unit is a measurement or number by which items are kept in inventory, for example by dozens, kilograms, or cases.
- sucking louse — See under louse (def 1).
- suffolk punch — a breed of draught horse with a chestnut coat and short legs
- surfer's knot — a tumorlike nodule below a surfer's knee or on the upper area of the foot, caused by pressure on the skin and tissue exerted by the surfboard.
- think much of — to have a high opinion of
- think through — to have a conscious mind, to some extent of reasoning, remembering experiences, making rational decisions, etc.
- thousand oaks — a town in S California.
- thunderstroke — a stroke of lightning accompanied by thunder.
- to run a risk — If you run the risk of doing or experiencing something undesirable, you do something knowing that the undesirable thing might happen as a result.
- troublemaking — a person who causes difficulties, distress, worry, etc., for others, especially one who does so habitually as a matter of malice.
- truelove knot — a complicated ornamental knot, especially a double knot having two interlacing bows, regarded as an emblem of true love or interwoven affections.
- tseng kuo-fan — 1811–72, Chinese general and statesman.
- turkish pound — the Turkish lira.
- undated stock — stock that has no definitive repayment commitment
- understocking — to provide an insufficient quantity, as of merchandise, supplies, or livestock.
- unforeskinned — circumcised
- unknowingness — a state of not knowing
- unprovokingly — serving to provoke; causing annoyance.
- unscholarlike — not befitting a scholar; ungentlemanly
- unsoldierlike — not befitting a soldier
- unworkability — the quality or state of being unworkable
- unworkmanlike — not appropriate to or befitting a good workman
- upper chinook — a Chinookan language of the Columbia River valley from the Deschutes River to the estuary.
- wonder-struck — struck or affected with wonder.
- work function — Physics. the least energy necessary to free an electron from a metal surface.
- working fluid — a liquid or gaseous working substance.
- working group — A working group is the same as a working party.
- works council — an elected body of employee representatives that deals with management regarding grievances, working conditions, wages, etc.
- you know what — a thing or person that the speaker cannot or does not want to specify
- young-looking — having the appearance of youth
- zhao kuangyin — Chao K'uang-yin.