15-letter words containing m, o, n, t, a, s
- unsanctimonious — Obsolete. holy; sacred.
- unsportsmanlike — a man who engages in sports, especially in some open-air sport, as hunting, fishing, racing, etc.
- ust-kamenogorsk — a city in E Kazakhstan, on the Irtysh River.
- washington palm — a palm tree, Washingtonia filifera, of California and Florida, having large fan-shaped leaves and small black fruits
- white mountains — a mountain range in the US, chiefly in N New Hampshire: part of the Appalachians. Highest peak: Mount Washington, 1917 m (6288 ft)
- x-ray astronomy — the branch of astronomy that studies celestial objects by means of the x-rays emitted by them.