17-letter words containing l, e, s, i
- welsh nationalist — a person who believes that Wales should be independent
- western australia — a state in W Australia. 975,920 sq. mi. (2,527,635 sq. km). Capital: Perth.
- wet one's whistle — to make a clear musical sound, a series of such sounds, or a high-pitched, warbling sound by the forcible expulsion of the breath through a small opening formed by contracting the lips, or through the teeth, with the aid of the tongue.
- whiskey rebellion — a revolt of settlers in western Pennsylvania in 1794 against a federal excise tax on whiskey: suppressed by militia called out by President George Washington to establish the authority of the federal government.
- whistler's mother — (formal name, Arrangement in Gray and Black No. 1: Portrait of the Artist's Mother) a painting (1871) by James McNeill Whistler.
- white blood cells — any of various nearly colorless cells of the immune system that circulate mainly in the blood and lymph and participate in reactions to invading microorganisms or foreign particles, comprising the B cells, T cells, macrophages, monocytes, and granulocytes.
- white-nationalism — white supremacy.
- whitesmiths style — (programming) An obsolete and deprecated source code indent style popularised by the examples that came with Whitesmiths C, an early commercial C compiler. Basic indent per level is eight spaces, occasionally four. if (cond) { } (2014-09-24)
- wild service tree — either of two European trees, Sorbus domestica, bearing a small, acid fruit that is edible when overripe, or S. torminalis (wild service tree) bearing a similar fruit.
- 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
- winchester bushel — a unit of dry measure containing 4 pecks, equivalent in the U.S. (and formerly in England) to 2150.42 cubic inches or 35.24 liters (Winchester bushel) and in Great Britain to 2219.36 cubic inches or 36.38 liters (Imperial bushel) Abbreviation: bu., bush.
- windowglass shell — capiz.
- wireless internet — access to the internet without a cable
- wireless operator — a radio operator
- wish someone well — to wish success or good fortune for someone
- woolly rhinoceros — an extinct rhinoceros; Coelodonta antiquitatis
- worth one's while — a period or interval of time: to wait a long while; He arrived a short while ago.
- 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 river — river flowing from NW Wyo. through Mont. into the Missouri River: 671 mi (1,080 km)
- 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.