15-letter words containing n, o, r, s, e
- underestimation — to estimate at too low a value, rate, or the like.
- undress uniform — a uniform worn on other than formal occasions.
- unforgivingness — not disposed to forgive or show mercy; unrelenting.
- unfossiliferous — (of sediment, clay, rock, etc) not containing fossils
- universal donor — a person with blood of group O.
- universal joint — piece that couples two rotating shafts
- universal motor — a series-wound motor, of one-half horsepower or less, using alternating or direct current.
- unknown soldier — an unidentified soldier killed in battle and buried with honors, the tomb serving as a memorial to all the unidentified dead of a nation's armed forces. The tomb of the American Unknown Soldier, commemorating a serviceman killed in World War I, was established in the Arlington National Cemetery in Virginia in 1921. In 1958, the remains of personnel of World War II and the Korean War were buried alongside the tomb (now called the Tomb of the Unknowns, ). In 1984, a serviceman of the Vietnam War was interred next to the others.
- unobtrusiveness — not obtrusive; inconspicuous, unassertive, or reticent.
- unpolished rice — a partly refined rice, hulled and deprived of its germ but retaining some bran.
- unprepossessing — that impresses favorably; engaging or attractive: a confident and prepossessing young man.
- unpretentiously — without pretension
- unprogressively — in an unprogressive manner
- unprotected sex — an act of sexual intercourse or sodomy performed without the use of a condom, thus involving the risk of sexually transmitted diseases
- unprotectedness — the state of being unprotected or defenceless against attack
- unprotestantize — to make something (e.g. a church, country, etc) a religion other than Protestant
- unreconstructed — stubbornly maintaining earlier positions, beliefs, etc.; not adjusted to new or current situations: an unreconstructed conservative.
- unrighteousness — not righteous; not upright or virtuous; wicked; sinful; evil: an unrighteous king.
- unseaworthiness — constructed, outfitted, manned, and in all respects fitted for a voyage at sea.
- unskilled labor — work that requires practically no training or experience for its adequate or competent performance.
- unsportsmanlike — a man who engages in sports, especially in some open-air sport, as hunting, fishing, racing, etc.
- up one's street — (just) what one knows or likes best
- upperclasswoman — An upperclasswoman is a junior or senior student in a high school, college, or university.
- ust-kamenogorsk — a city in E Kazakhstan, on the Irtysh River.
- vacation course — a course of study undertaken during a vacation, usually combined with other activities
- vector analysis — the branch of calculus that deals with vectors and processes involving vectors.
- velcro fastener — a fastener made of Velcro
- venturesomeness — the quality or state of being venturesome
- venus hairstone — a variety of rutilated quartz, used as a gemstone.
- vernier compass — a compass on a transit (vernier transit) having a vernier for adjusting magnetic bearings to read as true bearings.
- vespertilionine — of or relating to the bats of the subfamily Vespertilioninae, common in temperate regions and including most familiar species.
- visible horizon — horizon (def 1).
- volunteer state — Tennessee (used as a nickname).
- vortex shedding — the process by which vortices formed continuously by the aerodynamic conditions associated with a solid body in a gas or air stream are carried downstream by the flow in the form of a vortex street
- waddesdon manor — a mansion near Aylesbury in Buckinghamshire: built (1880–89) in the French style for the Rothschild family: noted for its furnishings and collections of porcelain and paintings
- weapons carrier — a light truck for transporting weapons or munitions in the field.
- weather station — an installation equipped and used for meteorological observation.
- well-considered — thought about or decided upon with care: a considered opinion.
- well-formedness — rightly or pleasingly formed: a well-formed contour.
- well-understood — simple past tense and past participle of understand.
- wentworth scale — a scale for specifying the sizes (diameters) of sedimentary particles, ranging from clay particles (less than 1⁄256 mm) to boulders (over 256 mm)
- west carrollton — a town in W Ohio.
- western hemlock — a tall, narrow hemlock, Tsuga heterophylla, of western North America: the state tree of Washington.
- where one lives — in one's sensitive or defenceless position
- white cast iron — cast iron having most or all of its carbon in the form of cementite and exhibiting a silvery fracture.
- white snakeroot — a North American plant, Eupatorium urticaefolium, the roots or rhizomes of which have been used as a remedy for snakebite
- wilderness road — a 300-mile (500-km) route from eastern Virginia through the Cumberland Gap into Kentucky, explored by Daniel Boone in 1769 and marked as a trail by him and other pioneers in 1775: a major route for early settlers moving west.
- wilson's petrel — a small petrel, Oceanites oceanicus, that breeds in the Southern Hemisphere but ranges into the North Atlantic and Pacific oceans.
- win one's spurs — a U -shaped device that slips over and straps to the heel of a boot and has a blunt, pointed, or roweled projection at the back for use by a mounted rider to urge a horse forward.
- window dressing — the art, act, or technique of trimming the display windows of a store.