12-letter words containing p, r, e, i, n, a
- trying plane — a plane with a long body for planing the edges of long boards
- trypaflavine — acriflavine hydrochloride.
- typing paper — paper for typing on
- underlapping — to extend partly under.
- underpassion — an underlying or subconscious passion
- undespairing — not despairing; not giving in to despair
- unimportance — a lack of importance
- united party — (formerly, in South Africa) the major opposition party, founded by General Smuts in 1934: the official Opposition in Parliament from 1948, the party was disbanded in 1977
- unpatronized — having few or no patrons
- unperishable — imperishable
- unpersuasive — not capable of persuading
- unpredicated — to proclaim; declare; affirm; assert.
- unprelatical — not befitting a prelate
- unprevailing — lacking force, not effective
- unproclaimed — to announce or declare in an official or formal manner: to proclaim war.
- unprofitable — being without profit; not showing or turning a profit: a series of unprofitable ventures.
- unreciprocal — given or felt by each toward the other; mutual: reciprocal respect.
- unrepairable — that cannot be repaired: Some old clocks are unrepairable.
- valve spring — a helical spring used to hold closed a valve in the cylinder head of an internal-combustion engine
- vanity press — a printing house that specializes in publishing books for which the authors pay all or most of the costs.
- vaporishness — the quality or state of being vaporish
- vespertilian — of, relating to, or resembling a bat
- vituperation — verbal abuse or castigation; violent denunciation or condemnation.
- voting paper — a ballot.
- wallpapering — Present participle of wallpaper.
- warp-knitted — designating a fabric made by warp knitting.
- watering pot — a container for water, typically of metal or plastic and having a spout with a perforated nozzle, for watering or sprinkling plants, flowers, etc.
- watermanship — the skill, duties, business, etc., of a waterman.
- weaponeering — the act of fitting out with weapons
- web scraping — the extraction and copying of data from a website into a structured format using a computer program: Hackers pose a threat with techniques like web scraping. Our search engine uses web scraping to index sites.
- wranglership — (at Cambridge University) the position of a wrangler
- xanthopterin — a yellow pigment, C6H5N5O2, found in some butterfly or moth wings or in the urine of mammals
- zip fastener — a zipper.