15-letter words containing o, a, k, l, i, s
- stalactite work — (in Islamic architecture) intricate decorative corbeling in the form of brackets, squinches, and portions of pointed vaults.
- starting blocks — the rigid blocks adjustable at an angle and mounted on a track against which a runner's shoes are placed to aid in starting
- 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.
- tokelau islands — a group of islands in the S Pacific Ocean belonging to New Zealand. 4 sq. mi. (10 sq. km).
- unskilled labor — work that requires practically no training or experience for its adequate or competent performance.
- unsportsmanlike — a man who engages in sports, especially in some open-air sport, as hunting, fishing, racing, etc.
- yorke peninsula — a peninsula in S Australia between Spencer Gulf and the Gulf of St. Vincent. 160 miles (257 km) long and 20–35 miles (32–56 km) wide.
- yorkshire dales — the valleys of the rivers flowing from the Pennines in W Yorkshire: chiefly Ribblesdale, Swaledale, Nidderdale, Wharfedale, and Wensleydale; tourist area