14-letter words containing o, p, s, a
- ultraprecision — extreme accuracy or precision
- unaccomplished — not accomplished; incomplete or not carried out: Many tasks remain unaccomplished.
- undecomposable — indecomposable or unable to be decomposed
- unionist party — (formerly, in Northern Ireland) the major Protestant political party, closely identified with union with Britain. It formed the Northern Ireland Government from 1920 to 1972
- unit separator — (character) (US) ASCII character 31.
- unparsimonious — characterized by or showing parsimony; frugal or stingy.
- unpersonalized — to have marked with one's initials, name, or monogram: to personalize stationery.
- unpoeticalness — the quality, state, or characteristic of being unpoetic
- unpraiseworthy — not worthy of praise
- unprofessional — not professional; not pertaining to or characteristic of a profession.
- unsaponifiable — to convert (a fat) into soap by treating with an alkali.
- unsophisticate — not sophisticated
- up one's alley — a passage, as through a continuous row of houses, permitting access from the street to backyards, garages, etc.
- up to the ears — very deeply
- up-to-dateness — (of persons, buildings, etc.) keeping up with the times, as in outlook, information, ideas, appearance, or style.
- upton sinclair — Harry Ford, 1876–1956, U.S. oil businessman: a major figure in the Teapot Dome scandal.
- upwards of sth — A quantity that is upwards of a particular number is more than that number.
- vapor pressure — the pressure exerted by the molecules of a vapor, especially that part of the total pressure exerted by vapor in a mixture of gases, as by water vapor in air.
- vapour density — the ratio of the density of a gas or vapour to that of hydrogen at the same temperature and pressure
- varsity sports — sports involving the main or first teams at a high school, college, or university
- vegetable soup — soup made with vegetables
- vesper sparrow — a common finch, Pooecetes gramineus, of fields and pastures in North America, noted for its evening song.
- washing powder — Washing powder is a powder that you use with water to wash clothes.
- washington pie — a Boston cream pie with raspberry jam instead of custard between the layers.
- waste disposal — A waste disposal or a waste disposal unit is a small machine in a kitchen sink that chops up vegetable waste.
- waste of space — If you describe someone or something as a waste of space, you are indicating that you have a very low opinion of them.
- waste products — the useless products of bodily processes
- water scorpion — any of several predaceous aquatic bugs of the family Nepidae, having clasping front legs and a long respiratory tube at the rear of the abdomen: capable of biting if handled.
- waterproofness — The property of being waterproof.
- weatherpersons — Plural form of weatherperson.
- webliographies — Plural form of webliography.
- white mariposa — a Mariposa lily, Calochortus venustus, having white or pale lilac flowers.
- window display — an arrangement of items in a shop window
- with open arms — the upper limb of the human body, especially the part extending from the shoulder to the wrist.
- working papers — documents permitting employment
- xenotransplant — xenograft.
- zeno's paradox — any of various versions of a paradox regarding the relation of the discrete to the continuous and requiring the concept of limit for its satisfactory explanation.
- zygosporangium — a sporangium that bears a zygospore.