15-letter words containing k, s, t, a
- thomas à kempis — Thomas à, 1379?–1471, German ecclesiastic and author.
- thorndike's law — the principle that all learnt behaviour is regulated by rewards and punishments, proposed by Edward Lee Thorndike (1874–1949), US psychologist
- to call in sick — If you call in sick, you telephone the place where you work to tell them you will not be coming to work because you are ill.
- to make friends — If you make friends with someone, you begin a friendship with them. You can also say that two people make friends.
- to take up arms — If one group or country takes up arms against another, they prepare to attack and fight them.
- tokelau islands — a group of islands in the S Pacific Ocean belonging to New Zealand. 4 sq. mi. (10 sq. km).
- track athletics — sporting activities, such as relay running or sprinting, which take place on a running track
- travel sickness — nausea caused by motion
- turk's-cap lily — either of two lilies, Lilum martagon or L. superbum, having nodding flowers with the perianth segments rolled backward.
- turkish tobacco — a strongly aromatic tobacco, grown chiefly in Turkey and Greece, used in cigarettes.
- unchristianlike — not like a Christian; not in accordance with Christian teaching and values
- university park — a city in N Texas.
- unsportsmanlike — a man who engages in sports, especially in some open-air sport, as hunting, fishing, racing, etc.
- unstatesmanlike — not resembling or befitting a political leader whose wisdom, integrity, etc win great respect
- ust-kamenogorsk — a city in E Kazakhstan, on the Irtysh River.
- virginian stock — a similar and related North American plant, Malcolmia maritima
- walking catfish — an Asian catfish, Clarias batrachus, that can survive out of water and move overland from one body of water to another: introduced into Florida.
- walnut husk fly — any of several fruit flies, as Rhagoletis completa, the larvae of which feed on and discolor walnut husks.
- what's cooking? — what's happening?
- white snakeroot — a North American plant, Eupatorium urticaefolium, the roots or rhizomes of which have been used as a remedy for snakebite
- working storage — the amount of memory used to temporarily store results or other data while a program is running.