10-letter words containing a, p, o, r, i
- piano wire — a very thin steel wire of high tensile strength.
- pianoforte — a piano.
- piatigorsk — a city in the SW Russian Federation in Europe, in Caucasia.
- pictograph — pictogram
- pictorials — pertaining to, expressed in, or of the nature of a picture.
- pileorhiza — a calyptra
- pillar box — a pillarlike box in which letters are deposited for collection by mail carriers; mailbox.
- pipe major — the noncommissioned officer, generally of warrant officer's rank, who is responsible for the training, duty, and discipline of a military or civilian pipe band
- pipe organ — organ (def 1).
- pirandello — Luigi [loo-ee-jee] /luˈi dʒi/ (Show IPA), 1867–1936, Italian dramatist, novelist, and poet: Nobel prize 1934.
- plane iron — the blade of a plane.
- plauditory — approving or laudatory
- pleromatic — relating to the pleroma
- plesiosaur — any marine reptile of the extinct genus Plesiosaurus, from the Jurassic and Cretaceous periods, having a small head, a long neck, four paddlelike limbs, and a short tail.
- podiatrist — a person qualified to diagnose and treat foot disorders.
- polar axis — the fixed line, usually horizontal, from which the angle made by the radius vector is measured in a polar coordinate system.
- polarising — to cause polarization in.
- polarizing — to cause polarization in.
- police car — squad car.
- pollinator — to convey pollen to the stigma of (a flower).
- polyandric — polyandrous.
- polyarchic — a form of government in which power is vested in three or more persons.
- polycarpic — producing fruit many times, as a perennial plant.
- pomeranian — of, relating to, or characteristic of Pomerania.
- pool train — a train operating over a track owned by two or more railway companies.
- popularise — to make popular: to popularize a dance.
- popularist — designed for the general public; non-specialist; non-intellectual
- popularity — the quality or fact of being popular.
- popularize — to make popular: to popularize a dance.
- poriferans — an animal phylum comprising the sponges.
- pornotopia — a fantasy state or place in which everyone is willing to indulge in sexual activity, esp the setting for pornographic literature
- port blair — a seaport in and the capital of the Andaman and Nicobar Islands, on S Andaman.
- portakabin — A Portakabin is a small building that can be moved by truck and that can be used for a short period of time, for example as a temporary office.
- portlaoise — a town in central Republic of Ireland, county town of Laois: site of a top-security prison. Pop: 12 127 (2002)
- portraying — to make a likeness of by drawing, painting, carving, or the like.
- potentiary — a person with power or authority
- powertrain — (in a motorized vehicle) the whole mechanism by which power is generated and transmitted to the road, surrounding air, water, etc
- praetorian — of or relating to a praetor.
- praetorium — (in Roman history) the headquarters or residence of a Roman official, governor or military commander
- praetorius — Michael (Michael Schultheiss) 1571–1621, German composer, organist, and theorist.
- prairillon — a small prairie.
- pratincole — any of several limicoline birds of the genus Glareola, of the Eastern Hemisphere, having a short bill, long, narrow, pointed wings, and a forked tail.
- pre-atomic — of or relating to the period of history preceding the atomic age.
- preappoint — to appoint beforehand.
- precarious — dependent on circumstances beyond one's control; uncertain; unstable; insecure: a precarious livelihood.
- precaution — a measure taken in advance to avert possible evil or to secure good results.
- predacious — predatory; rapacious.
- predicator — the verbal element of a clause or sentence.
- preholiday — relating to the period before a holiday
- prelogical — according to or agreeing with the principles of logic: a logical inference.