13-letter words containing s, w, a, t, i
- semiwater gas — a mixed gas formed by passing steam and air over a carbon source
- serial writer — someone who writes novels, dramas, etc, presented in separate instalments at regular intervals
- sewing basket — box for sewing accessories
- shadowcasting — the enhancement of images by the casting of shadows
- short-waisted — of less than average length between the shoulders and waistline; having a high waistline.
- siamese twins — (not in technical use) conjoined twin.
- silver wattle — a tree, Acacia dealbata, of the legume family, native to Australia and Tasmania, having feathery, silver-gray foliage and fragrant yellow flowers.
- sister-in-law — the sister of one's husband or wife.
- snap the whip — crack the whip (def 2).
- solitary wasp — any of numerous wasps, as the sand wasps or mud wasps, that do not live in a community.
- solitary wave — a localized disturbance that propagates like a wave but resembles a particle in that it does not disperse, even if it collides with other such waves.
- sow wild oats — any uncultivated species of Avena, especially a common weedy grass, A. fatua, resembling the cultivated oat.
- stage whisper — a loud whisper on a stage, meant to be heard by the audience.
- stand up with — to act as a wedding attendant to
- standing wave — a wave in a medium in which each point on the axis of the wave has an associated constant amplitude ranging from zero at the nodes to a maximum at the antinodes.
- station wagon — an automobile with one or more rows of folding or removable seats behind the driver and no luggage compartment but an area behind the seats into which suitcases, parcels, etc., can be loaded through a tailgate.
- staying power — ability or strength to last or endure; endurance; stamina.
- steam whistle — a type of whistle sounded by a blast of steam, as used formerly in factories, on locomotives, etc
- steve wozniak — (person) Co-founder of Apple Computer with Steve Jobs on 01 April 1976 and the inventor of the Apple II personal computer.
- stewing steak — Stewing steak is beef which is suitable for cooking slowly in a stew.
- storm warning — a showing of storm signals.
- straight away — immediately
- suicide watch — a system of regular checking on prisoners who seem likely to attempt suicide.
- sunrise watch — dogwatch (def 2).
- swagger stick — a short, batonlike stick, usually leather-covered, sometimes carried by army officers, soldiers, etc.
- sweat-stained — (of clothes or fabric) bearing the marks left by a person's sweat
- sweet william — a pink, Dianthus barbatus, having clusters of small, variously colored flowers.
- sweethearting — the granting of unauthorized discounts or the abetting of shoplifting by staff in a shop
- swimming bath — swimming pool.
- switched-star — denoting or relating to a cable television system in which only one or two programme channels are fed to each subscriber, who can select other channels by remote control of a central switching point
- taiwan strait — strait between Taiwan & Fujian province, China, joining the East & South China seas: c. 100 mi (161 km) wide
- this day week — a week (counting backward or forward) from today (or yesterday, etc.)
- to start with — To start with means at the very first stage of an event or process.
- train-workers — people who work on trains
- trip a switch — to activate (a mechanical trip)
- twin camshaft — A twin camshaft is an arrangement of two parallel camshafts for each set of cylinders in an engine. Usually one operates the intake valve and the other the exhaust valve.
- twist of fate — unexpected chance occurrence
- unwhistleable — incapable of being whistled
- walking stick — a stick held in the hand and used to help support oneself while walking.
- walter piston — Walter, 1894–1976, U.S. composer.
- washingtonian — living in or coming from Washington, D.C., or the state of Washington.
- wasting asset — an unreplaceable business asset of limited life, such as a coal mine or an oil well
- water biscuit — a crackerlike biscuit prepared from flour and water.
- water blister — a blister that contains a clear, serous fluid, as distinguished from a blood blister, in which the fluid contains blood.
- water parsnip — a perennial aquatic plant; Berula erecta
- water soldier — an aquatic plant, Stratiotes aloides, of Europe and NW Asia, having rosettes of large leaves and large three-petalled white flowers: family Hydrocharitaceae
- water spaniel — either of two breeds of spaniels, used for retrieving waterfowl.
- water strider — any of several aquatic bugs of the family Gerridae, having long, slender legs fringed with hairs, enabling the insects to dart about on the surface of the water.
- water-soaking — to soak or saturate with water.
- watercolorist — a pigment for which water and not oil is used as the vehicle.