10-letter words containing a, y, o, u
- upbuoyance — an uplifting or buoying up
- uranometry — a chart of the positions of the heavenly bodies on the celestial sphere.
- urbanology — the study of urban problems, especially as a social science.
- usurpatory — an act of usurping; wrongful or illegal encroachment, infringement, or seizure.
- utsunomiya — a city on central Honshu, in central Japan.
- van rompuy — Herman. born 1947, Belgian politician; prime minister of Belgium (2008–09); president of the European Council (2009–14)
- vocabulary — the stock of words used by or known to a particular people or group of persons: His French vocabulary is rather limited. The scientific vocabulary is constantly growing.
- voluptuary — a person whose life is devoted to the pursuit and enjoyment of luxury and sensual pleasure.
- womanfully — in a manner full of womanly spirit: She struggled womanfully to complete the task.
- yarborough — a hand in which no card is higher than a nine.
- year-round — continuing, active, operating, etc., throughout the year: a year-round vacation spot.
- yorubaland — a former kingdom in W Africa, in the E part of the Slave Coast: now a region in SW Nigeria.
- yottajoule — Lbl physics One septillion (1024) joules.
- young lady — a young, usually unmarried woman of refinement, grace, etc.
- young plan — a plan reducing the reparations provided by the Dawes plan, devised by an international committee headed by Owen D. Young and put into effect in 1929.
- your-grace — elegance or beauty of form, manner, motion, or action: We watched her skate with effortless grace across the ice. Synonyms: attractiveness, charm, gracefulness, comeliness, ease, lissomeness, fluidity. Antonyms: stiffness, ugliness, awkwardness, clumsiness; klutziness.
- youthquake — (informal) A noticeable shift in society or culture in response to the activities or tastes of younger members of the culture.
- yucca moth — any of several white moths of the genus Tegeticula that pollinate the yucca plant, the larvae of which develop in the ovary of the plant, consuming some of the seeds.
- yugoslavia — formerly, a federal republic in S Europe: since 1992 comprised of Serbia and Montenegro; disbanded into independent countries in 2006. 39,449 sq. mi. (102,173 sq. km). Capital: Belgrade.
- zygocactus — Any cactus in the genus Schlumbergera (previously Zygocactus).