18-letter words containing s, y, l, a
- west puente valley — a town in SW California.
- whispering gallery — a space or gallery beneath a dome or broad arch in which low sounds produced at any of certain points are clearly audible at certain other distant points.
- white-spotted hyla — a type of tree frog (H. leucophyllata) of tropical America
- wildlife sanctuary — an area where wild animals and plants are protected
- withdrawal symptom — effects of stopping a drug
- yeast nucleic acid — RNA.
- yves saint laurent — Louis Stephen [lwee ste-fen] /lwi stɛˈfɛn/ (Show IPA), 1882–1973, prime minister of Canada 1948–57.