16-letter words containing w, a, l, s, o
- software library — a collection of programs that are used to develop software
- spring snowflake — a European amaryllidaceous plant, Leucojum vernum, with white nodding bell-shaped flowers
- strawberry blond — reddish blond.
- sweet almond oil — almond oil (def 1).
- throw oneself at — to propel or cast in any way, especially to project or propel from the hand by a sudden forward motion or straightening of the arm and wrist: to throw a ball.
- torricelli's law — the law that states that the speed of flow of a liquid from an orifice is equal to the speed that it would attain if falling freely a distance equal to the height of the free surface of the liquid above the orifice.
- two-family house — a house designed for occupation by two families in contiguous apartments, as on separate floors.
- two-tailed pasha — a distinctive vanessid butterfly of S Europe, Charaxes jasius, having mottled brown wings with a yellow-orange margin and frilled hind edges
- twofold purchase — a purchase using a double standing block and a double running block so as to give a mechanical advantage of four or five, neglecting friction, depending on whether the hauling is on the standing block or the running block.
- utility software — system software that manages and optimizes the performance of hardware
- virginia cowslip — a perennial woodland plant (Mertensia virginica) of the borage family, native to E North America and having clusters of blue or purple, bell-shaped flowers
- walrus moustache — a long thick moustache drooping at the ends
- waterless cooker — a tight-lidded kitchen utensil in which food can be cooked using only a small amount of water or only the juices emitted while cooking.
- way of all flesh — a novel (1903) by Samuel Butler.
- well-compensated — to recompense for something: They gave him ten dollars to compensate him for his trouble.
- white sandalwood — the fragrant heartwood of any of certain Asian trees of the genus Santalum, used for ornamental carving and burned as incense.
- whole nine yards — a common unit of linear measure in English-speaking countries, equal to 3 feet or 36 inches, and equivalent to 0.9144 meter.
- whole-tone scale — a scale progressing entirely by whole tones, as C, D, E, F♯, G♯, A♯, C.
- wholeheartedness — fully or completely sincere, enthusiastic, energetic, etc.; hearty; earnest: a wholehearted attempt to comply.
- wild goose chase — a wild or absurd search for something nonexistent or unobtainable: a wild-goose chase looking for a building long demolished.
- wild-goose chase — a wild or absurd search for something nonexistent or unobtainable: a wild-goose chase looking for a building long demolished.
- wilson's disease — a rare hereditary disease in which copper accumulates in the brain and liver, gradually leading to tremors, muscular rigidity, kidney malfunction, and cognitive disturbances: marked by Kayser-Fleischer rings.
- wilson's warbler — a North American warbler, Wilsonia pusilla, having yellow plumage and a black patch on top of the head.
- windfall profits — Windfall profits are excessive profits with a non-business cause such as a natural disaster.
- windowless monad — (in the philosophy of Leibniz) a monad having no direct causal or perceptual relation with any other monad.
- windowpane shell — capiz.
- wodzislaw slaski — a city in S Poland.
- woman of letters — a woman engaged in literary pursuits, especially a professional writer.
- world federalism — federalism on a worldwide level.
- world federalist — a promoter or supporter of world federalism.
- worth one's salt — a crystalline compound, sodium chloride, NaCl, occurring as a mineral, a constituent of seawater, etc., and used for seasoning food, as a preservative, etc.
- yellowstone lake — a lake in NW Wyoming, in Yellowstone National Park. 20 miles (32 km) long; 140 sq. mi. (363 sq. km).