15-letter words containing l, h, a, s
- unteachableness — the quality or condition of being unteachable
- urquhart castle — a castle near Drumnadrochit in Highland, Scotland: situated on Loch Ness
- vegetable sheep — any of various species of the genus Raoulia, esp R. mammillaris or R. eximia, of New Zealand rocky mountains: a small low bush having white flowers and hairy leaves which, from a distance, make it look like a sheep
- venetian school — any of various groups of artists identified with Venice throughout the history of Italian art but most notably the painters of the 18th century, as Giovanni Battista Tiepolo, Francesco Guardi, and Antonio Canaletto.
- walking catfish — an Asian catfish, Clarias batrachus, that can survive out of water and move overland from one body of water to another: introduced into Florida.
- walnut husk fly — any of several fruit flies, as Rhagoletis completa, the larvae of which feed on and discolor walnut husks.
- walpurgis night — (especially in medieval German folklore) the evening preceding the feast day of St. Walpurgis, when witches congregated, especially on the Brocken.
- walrus mustache — a thick, shaggy mustache hanging down loosely at both ends.
- washing-up bowl — plastic bowl used for washing dishes
- washington lily — a lily, Lilium washingtonianum, of the western coast of the U.S., having whorled leaves and fragrant, purple-spotted white flowers.
- washington palm — a palm tree, Washingtonia filifera, of California and Florida, having large fan-shaped leaves and small black fruits
- wechsler scales — a group of intelligence tests, including the Wechsler Adult Intelligence Scale (WAIS) later revised (WAIS-R) the Wechsler Intelligence Scale for Children (WISC) later revised (WISC-R) the Wechsler Preschool and Primary Scale of Intelligence (WPPSI) and the Wechsler-Bellevue Scale, no longer used, all of which emphasize performance and verbal skills and give separate scores for subtests in vocabulary, arithmetic, memory span, assembly of objects, and other abilities.
- wee small hours — the hours just after midnight
- welsbach burner — a type of gaslight in which a mantle containing thorium and cerium compounds becomes incandescent when heated by a gas flame
- wentworth scale — a scale for specifying the sizes (diameters) of sedimentary particles, ranging from clay particles (less than 1⁄256 mm) to boulders (over 256 mm)
- west hartlepool — a former borough, now part of Hartlepool, in Cleveland County, in NE England, at the mouth of the Tees.
- west palm beach — a city in SE Florida: winter resort.
- westphalian ham — a hard German ham with a distinctive flavor derived from being smoked over beechwood and juniper.
- whaling station — a place where the carcases of whales were processed
- whatshumacallit — Alternative form of whatchamacallit.
- wheelchair user — a person who is unable to walk through injury, illness, etc and relies on a wheelchair to move around
- whiplash injury — the lash of a whip.
- winter holidays — a period of rest from work or studies taken in winter
- withdrawal slip — a small paper form which has to be filled in before making a withdrawal of money from a bank, building society, etc
- wrestling match — sport: contention by grappling opponent
- yellow goatfish — a schooling goatfish, Mulloidichthys martinicus, inhabiting the Atlantic Ocean from Florida to Panama.
- yin-yang school — a school of ancient Chinese philosophers who interpreted history in terms of the influence of the seasons and of five elements: earth, wood, metal, fire, and water.
- yorkshire dales — the valleys of the rivers flowing from the Pennines in W Yorkshire: chiefly Ribblesdale, Swaledale, Nidderdale, Wharfedale, and Wensleydale; tourist area
- zygophyllaceous — belonging to the Zygophyllaceae, the caltrop family of plants.