16-letter words containing w, a, n, y
- welfare payments — government benefits
- well-baby clinic — a health-service clinic for preventive monitoring, health education and advice for parents of babies
- what do you know — People sometimes say 'What do you know!' when they are very surprised about something.
- 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.
- william mckinley — William, 1843–1901, 25th president of the U.S. 1897–1901.
- woody nightshade — bittersweet (def 3).
- woolly manzanita — a tree or shrub, Arctostaphylos tomentosa, of the heath family, common from British Columbia to California, having broad leaves, with the underside covered with white hairs, and white flowers.
- yellow archangel — a Eurasian herbaceous plant (Lamiastrum luteum) that has yellow helmet-shaped flowers: family Lamiaceae (labiates)
- yellow poinciana — royal poinciana.
- yellowfin (tuna) — a tuna (Thunnus albacares) with yellow fins and a yellow stripe on each side, important as a game and food fish and found worldwide in warm seas
- yellowstone lake — a lake in NW Wyoming, in Yellowstone National Park. 20 miles (32 km) long; 140 sq. mi. (363 sq. km).