9-letter words containing c, o, a, s, t, r
- tau cross — a T -shaped cross.
- theocrasy — a mixture of religious forms and deities by worshipers.
- tovarisch — comrade (used as a term of address in the Soviet Union).
- transcode — (language) An early system on the Ferut computer.
- transonic — close to the speed of propagation of sound; moving at 700–780 miles per hour (1127–1255 km/h) at sea level.
- triclosan — a drug used to treat skin infections
- trifocals — glasses with trifocal lenses
- trossachs — a valley in central Scotland, in Perth county, near Loch Katrine.
- tuscarora — a member of an Indian people living originally in North Carolina and later, after their admission into the Iroquois confederacy, in New York.
- wormcasts — Plural form of wormcast.
- zoiatrics — the science of veterinary surgery