9-letter words containing p, a, s, f
- pearlfish — any of several small fishes of the family Carapidae, living within pearl oysters, sea cucumbers, starfishes, etc.
- perforans — (of nerves, muscles, or blood vessels) perforating or penetrating other anatomical structures
- perfusate — a fluid pumped or flowing through an organ or tissue.
- petaflops — (unit) 10^15 flops or 1000 teraflops. As with flops, the term ends in S in both the singular and plural as the S stands for seconds. The first computer to perform one petaflops was recorded in June 2008. By June 2012 there were 20.
- pikestaff — the shaft of an infantry pike.
- platforms — a horizontal surface or structure with a horizontal surface raised above the level of the surrounding area.
- platyfish — any of several small, yellow-gray freshwater fishes of the genus Xiphophorus, especially X. variatus, of Mexico: popular in home aquariums, in which the color varies widely.
- play safe — a dramatic composition or piece; drama.
- postfault — taking place after a fault
- postfixal — of or relating to a postfix, having postfixes
- praiseful — the act of expressing approval or admiration; commendation; laudation.
- pratfalls — a fall in which one lands on the buttocks, often regarded as comical or humiliating.
- profaners — characterized by irreverence or contempt for God or sacred principles or things; irreligious.
- proformas — according to form; as a matter of form; for the sake of form.
- roofscape — a view of the rooftops of a town, city, etc
- saporific — producing or imparting flavor or taste.
- self-paid — a simple past tense and past participle of pay1 .
- shopcraft — any of various skilled trades involving maintenance or repair work, as metalworking or boilermaking, especially in the railroad industry.
- soft-soap — Informal. to cajole; flatter.
- spadefish — a deep-bodied marine fish of the genus Chaetodipterus, especially C. faber, of Atlantic coastal waters of North America.
- spadefoot — spadefoot toad.
- span roof — a roof having two slopes of equal breadth and pitch meeting at a common ridge.
- spark off — cause, provoke
- speak for — to utter words or articulate sounds with the ordinary voice; talk: He was too ill to speak.
- spearfish — fish: type of marlin
- splayfoot — a broad, flat foot, especially one turned outward.
- superfarm — a very large farm, sometimes incorporating or coordinating a number of smaller farms
- superfast — very or extremely fast
- supersafe — exceptionally safe
- superwaif — a very young and very thin supermodel
- swampfish — a small fish, Chologaster cornuta, related to the cavefishes, inhabiting swamps and streams of the Atlantic coastal plain, having small but functional eyes and almost transparent skin.
- teraflops — a measure of computer speed, equal to one trillion floating-point operations per second.
- whipstaff — a bar attached to a ship's tiller to assist with steering