10-letter words containing a, s, c, o
- precarious — dependent on circumstances beyond one's control; uncertain; unstable; insecure: a precarious livelihood.
- predacious — predatory; rapacious.
- procacious — insolent
- processual — a systematic series of actions directed to some end: to devise a process for homogenizing milk.
- profascist — a person who believes in or sympathizes with fascism.
- prosaicism — prosaic character or style.
- pseudoacid — a compound that is not an acid but which undergoes certain typical reactions of an acid
- pseudocarp — accessory fruit.
- psychogram — a message believed to be written by a spirit or authored by psychical means
- psychopath — a person with a psychopathic personality, which manifests as amoral and antisocial behavior, lack of ability to love or establish meaningful personal relationships, extreme egocentricity, failure to learn from experience, etc.
- pugnacious — inclined to quarrel or fight readily; quarrelsome; belligerent; combative.
- pultaceous — resembling pap
- put across — to move or place (anything) so as to get it into or out of a specific location or position: to put a book on the shelf.
- quebrachos — Plural form of quebracho.
- race-horse — a horse bred or kept for racing, especially in flat races or steeplechases.
- racecourse — racetrack.
- racehorses — Plural form of racehorse.
- rackabones — 'a rack of bones', a metaphor for a person or animal that is very thin or emaciated
- raconteurs — Plural form of raconteur.
- raconteuse — a woman who is skilled in relating stories and anecdotes interestingly.
- radarscope — the viewing screen of radar equipment.
- radiculose — having small roots or rhizoids
- radioscope — an instrument, such as a fluoroscope, capable of detecting radiant energy
- radioscopy — the examination of objects opaque to light by means of another form of radiation, usually x-rays.
- rallycross — a form of motor sport in which cars race over a one-mile circuit of rough grass with some hard-surfaced sections
- rascallion — a villain, a rascal
- reaccustom — to familiarize by custom or use; habituate: to accustom oneself to cold weather.
- reclosable — capable of being closed again easily or tightly after opening: a reclosable box of crackers.
- recusation — the act of recusing a judge
- reforecast — to predict (a future condition or occurrence); calculate in advance: to forecast a heavy snowfall; to forecast lower interest rates.
- rheostatic — an adjustable resistor so constructed that its resistance may be changed without opening the circuit in which it is connected, thereby controlling the current in the circuit.
- richardson — Henry Handel (Henrietta Richardson Robertson) 1870–1946, Australian novelist.
- rock falls — a city in NW Illinois.
- rock snake — any large Australasian python of the genus Liasis
- rock spray — a low, evergreen, Himalayan shrub, Cotoneaster microphyllus, of the rose family, having shiny leaves with grayish, hairy undersides, white flowers, and scarlet berries.
- roof space — the attic space inside a roof
- root cause — origin
- royalistic — relating to a royalist
- rubiaceous — belonging to the Rubiaceae, the madder family of plants.
- run across — to go quickly by moving the legs more rapidly than at a walk and in such a manner that for an instant in each step all or both feet are off the ground.
- rusticator — to go to the country.
- saccharoid — having a granular texture like that of loaf sugar.
- saccharose — sucrose.
- sacerdotal — of priests; priestly.
- sacramento — a state in the W United States, on the Pacific coast. 158,693 sq. mi. (411,015 sq. km). Capital: Sacramento. Abbreviation: CA (for use with zip code), Cal., Calif.
- sacred cow — an individual, organization, institution, etc., considered to be exempt from criticism or questioning.
- sacroiliac — the joint where the sacrum and ilium meet.
- sacrosanct — extremely sacred or inviolable: a sacrosanct chamber in the temple.
- salicional — a soft-toned organ stop with a reedy quality
- salicornia — any chenopodiaceous plant of the genus Salicornia, of seashores and salt marshes: includes glasswort