12-letter words containing s, a, d, o
- widow's peak — a point formed in the hairline in the middle of the forehead.
- widow's walk — a platform or walk atop a roof, as on certain coastal New England houses of the 18th and early 19th centuries: often used as a lookout for incoming ships.
- window glass — glass used in windows
- window shade — a shade or blind for a window, as a sheet of cloth or paper on a spring roller.
- wood-swallow — any of several slate-colored songbirds of the family Artamidae, of southeastern Asia, Australia, and New Guinea, having long, pointed wings and noted for their swift, soaring flight.
- woodcarvings — Plural form of woodcarving.
- world savior — Saoshyant.
- world's fair — a large international exposition with exhibitions of arts, crafts, industrial and agricultural products, scientific achievements, etc.
- world-famous — famous throughout the world: a world-famous film.
- world-shaker — something of sufficient importance to affect the entire world: The book is no world-shaker, but it's pleasant reading.
- worlds apart — in different environments
- yellow daisy — the black-eyed Susan, Rudbeckia hirta.
- younghusband — Sir Francis Edward. 1863–1942, British explorer, mainly of N India and Tibet. He used military force to compel the Dalai Lama to sign (1904) a trade agreement with Britain
- zuse, konrad — Konrad Zuse