16-letter words containing w, o, p
- smokeless powder — any of various substitutes for ordinary gunpowder that give off little or no smoke, especially one composed wholly or mostly of guncotton.
- software package — bundle of files to execute computer program
- speed networking — the practice of trying to form business connections and contacts through meetings at which individuals are given the opportunity to have several conversations of limited duration with strangers
- spring snowflake — a European amaryllidaceous plant, Leucojum vernum, with white nodding bell-shaped flowers
- swamp buttonwood — the buttonbush.
- swiss stone pine — a five-needled pine tree, Pinus cembra,, found especially in mountain regions of Central Europe and yielding edible seeds
- the great powers — the states or nations of the world with the most economic, political and military strength
- the yellow press — (formerly) popular newspapers publishing sensational stories
- theatre workshop — a theatre company that is noted for the unconventional theatrical performances it puts on, especially with reference to a company based in the East End of London from 1953 to 1973 that was founded in 1945 by Joan Littlewood
- throw for a loop — a portion of a cord, ribbon, etc., folded or doubled upon itself so as to leave an opening between the parts.
- tightrope walker — performer who walks on high wire
- to blow your top — If someone blows their top, they become very angry about something.
- topless swimsuit — swimsuit which has no covering for the breasts
- turn upside down — invert
- two-body problem — the problem of calculating the motions of two bodies in space moving solely under the influence of their mutual gravitational attraction.
- two-party system — a political system consisting chiefly of two major parties, more or less equal in strength.
- two-percent milk — Two-percent milk is milk from which some of the cream has been removed.
- two-pot screamer — a person easily influenced by alcohol
- two-tailed pasha — a distinctive vanessid butterfly of S Europe, Charaxes jasius, having mottled brown wings with a yellow-orange margin and frilled hind edges
- twofold purchase — a purchase using a double standing block and a double running block so as to give a mechanical advantage of four or five, neglecting friction, depending on whether the hauling is on the standing block or the running block.
- unpublished work — a literary work that has not been reproduced for sale or publicly distributed.
- up to the elbows — deeply engaged (in work, etc.)
- upside-down cake — a cake that is baked on a layer of fruit, then turned before serving so that the fruit is on top.
- virginia cowslip — a perennial woodland plant (Mertensia virginica) of the borage family, native to E North America and having clusters of blue or purple, bell-shaped flowers
- walk a tightrope — be in a precarious position
- watch one's step — a movement made by lifting the foot and setting it down again in a new position, accompanied by a shifting of the weight of the body in the direction of the new position, as in walking, running, or dancing.
- well-compensated — to recompense for something: They gave him ten dollars to compensate him for his trouble.
- well-upholstered — (of a person) fat
- white propaganda — propaganda that comes from the source it claims to come from
- will-o'-the-wisp — ignis fatuus (def 1).
- willow ptarmigan — a ptarmigan, Lagopus lagopus, of arctic and subarctic regions of the New and Old Worlds, having brown, mottled plumage in summer and white plumage in winter.
- wimp environment — WIMP
- windfall profits — Windfall profits are excessive profits with a non-business cause such as a natural disaster.
- windowpane shell — capiz.
- wipe off the map — to put out of existence
- wisconsin rapids — a city in central Wisconsin.
- wolfenden report — a study produced in 1957 by the Committee on Homosexual Offences and Prostitution in Britain, which recommended that homosexual relations between consenting adults be legalized
- work-in-progress — In book-keeping, work-in-progress refers to the monetary value of work that has not yet been paid for because it has not yet been completed.
- world bank group — the collective name for the International Bank for Reconstruction and Development, the International Finance Corporation, and the International Development Association, whose headquarters are all in Washington
- world exposition — world's fair.
- writ of subpoena — a legal document commanding the attendance in court, as a witness, of the person on whom it is served, under a penalty
- yellow pikeperch — the walleye, Stizostedion vitreum.
- yellow pimpernel — Lysimachia nemorum
- yellow poinciana — royal poinciana.