15-letter words containing p, r, o, e, n, i
- stilpnosiderite — a resinous variety of limonite with a black-brown colour
- stress position — an enforced body position, applied esp in the interrogation of detainees, which causes the victim pain by concentrating a large amount of his or her weight on a small number of muscles, joints, etc
- stretch a point — a sharp or tapering end, as of a dagger.
- subprofessional — being below professional standards: subprofessional health care.
- sulphinpyrazone — a uricosuric drug with molecular formula C23H20N2O3S, used in the treatment of chronic gout
- superconfidence — great or extreme confidence, overconfidence
- superconvenient — highly convenient
- superexaltation — extreme or supreme exaltation; the act of superexalting; the process or condition of being superexalted
- superexcitation — the act of exciting.
- superimposition — to impose, place, or set over, above, or on something else.
- superinvolution — an act or instance of involving or entangling; involvement.
- superior planet — any of the five planets whose orbits are outside the orbit of the earth, namely, the planets Mars, Jupiter, Saturn, Uranus, and Neptune.
- superordination — Logic. the relation between a universal proposition and a particular proposition of the same quality containing the same terms in the same order.
- supporting role — acting: secondary part
- supreme council — the legislature of the former Soviet Union and its successor states, consisting of an upper house (Soviet of the Union or Council of the Union) whose delegates are elected on the basis of population, and a lower house (Soviet of Nationalities or Council of Nationalities) whose delegates are elected to represent the various nationalities.
- symphony writer — a composer of an extended large-scale orchestral composition, usually with several movements, at least one of which is in sonata form
- synectics group — a group of people of varied background that meets to attempt creative solutions of problems through the unrestricted exercise of imagination and the correlation of disparate elements.
- tetrasporangium — a sporangium containing four asexual spores.
- text processing — the handling of alphabetic characters by a computer
- the perigordian — the Perigordian culture
- the phanerozoic — the Phanerozoic era
- trainspotterish — obsessed with trivial details, esp of a subject generally considered uninteresting
- trifluoperazine — a compound, C 21 H 24 F 3 N 3 S, used as an antipsychotic.
- unary operation — an operation in a mathematical system by which one element is used to yield a single result, as squaring or taking the square root.
- uncomplimentary — of the nature of, conveying, or expressing a compliment, often one that is politely flattering: a complimentary remark.
- uncomprehending — to understand the nature or meaning of; grasp with the mind; perceive: He did not comprehend the significance of the ambassador's remark.
- uncomprehensive — of large scope; covering or involving much; inclusive: a comprehensive study of world affairs.
- uncompromisable — that cannot or should not be compromised
- uncooperatively — in an uncooperative or unhelpful manner
- uncopyrightable — not able to be copyrighted
- uncorresponding — identical in all essentials or respects: corresponding fingerprints.
- under suspicion — suspected of a crime
- underpopulation — having a population lower than is normal or desirable.
- underproduction — production that is less than normal or than is required by the demand.
- 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
- unproportionate — proportioned; being in due proportion; proportional.
- unprotestantize — to make something (e.g. a church, country, etc) a religion other than Protestant
- unsportsmanlike — a man who engages in sports, especially in some open-air sport, as hunting, fishing, racing, etc.
- upper arlington — a city in central Ohio, near Columbus.
- 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.
- vine phylloxera — a homopterous insect, Phylloxera vitifolia, typically feeding on vine juices
- voting precinct — one of several areas, each containing a polling place, into which a town or city is split for voting purposes
- water pollution — the pollution of the sea and rivers
- weapons carrier — a light truck for transporting weapons or munitions in the field.
- weatherproofing — Present participle of weatherproof.
- wilson's petrel — a small petrel, Oceanites oceanicus, that breeds in the Southern Hemisphere but ranges into the North Atlantic and Pacific oceans.