17-letter words containing s, a, l
- wild sweet potato — man-of-the-earth.
- william shoemaker — William Lee ("Willie") 1931–2003, U.S. jockey.
- williams syndrome — an abnormality in the genes involved in calcium metabolism, resulting in learning difficulties
- windowglass shell — capiz.
- wireless operator — a radio operator
- with guns blazing — If you come out with guns blazing or with all guns blazing, you put all your effort and energy into trying to achieve something.
- yellow journalism — a color like that of egg yolk, ripe lemons, etc.; the primary color between green and orange in the visible spectrum, an effect of light with a wavelength between 570 and 590 nm.
- yellowstone falls — a waterfall in NW Wyoming, in Yellowstone National Park on the Yellowstone River
- yuzhno-sakhalinsk — a city in the SE Russian Federation in Asia, on S Sakhalin Island.
- zebra swallowtail — a swallowtail butterfly, Papilio marcellus, having black and greenish-white stripes on the wings.
- zola technologies — (company) Producers of the Z simulation language.