16-letter words containing t, a, k, e, n, o
- travelling clock — a small clock taken by someone who is travelling
- voluntary worker — a person who serves or acts in a specified function of their own accord and without compulsion or promise of remuneration
- weak interaction — the interaction between elementary particles and the intermediate vector bosons that carry the weak force from one particle to another.
- yellowstone lake — a lake in NW Wyoming, in Yellowstone National Park. 20 miles (32 km) long; 140 sq. mi. (363 sq. km).