17-letter words containing t, r, e, w, s
- winding staircase — long set of spiral stairs
- wireless internet — access to the internet without a cable
- wireless operator — a radio operator
- wood preservative — a coating applied to timber as a protection against decay, insects, weather, etc
- working substance — a substance, usually a fluid, that undergoes changes in pressure, temperature, volume, or form as part of a process for accomplishing work.
- worth one's while — a period or interval of time: to wait a long while; He arrived a short while ago.
- wuthering heights — a novel (1846) by Emily Brontë.
- 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.