12-letter words containing p, a, e, o
- beam compass — an instrument for drawing large circles or arcs, consisting of a horizontal beam along which two vertical legs slide
- bean sprouts — the sprouts of newly germinated mung beans, eaten as a vegetable, esp in Chinese dishes
- beat up (on) — to give a beating to; thrash
- beer parlour — a room in a tavern, hotel, etc in which beer is served
- benzal group — the bivalent group C 7 H 6 –, derived from benzaldehyde.
- benzoapyrene — a carcinogenic chemical in tobacco smoke
- betanaphthol — a colorless, crystalline isomer of naphthol, C10H8O, used as an antiseptic and parasiticide
- biogeography — the branch of biology concerned with the geographical distribution of plants and animals
- bipropellant — a rocket propellant consisting of two substances, usually a fuel and an oxidizer
- black copper — a regulus of 95-percent-pure copper, produced in a blast furnace by smelting oxidized copper ores.
- black powder — gunpowder as used in sports involving modern muzzleloading firearms
- black sapote — a tropical American tree, Diospyros digyna, related to the persimmon, having sweet, edible, green fruit that turns black when ripe.
- blastosphere — blastula
- blood sample — an amount of a person's blood taken from their body for use in medical tests
- bobbery pack — a mixed pack of hunting dogs, often not belonging to any of the hound breeds
- body repairs — repairs to the bodywork of cars
- bog asphodel — either of two liliaceous plants, Narthecium ossifragum of Europe or N. americanum of North America, that grow in boggy places and have small yellow flowers and grasslike leaves
- boobytrapped — to set with or as if with a booby trap; attach a booby trap to or in.
- booklet pane — Philately. any of a number of panes or small pages of postage stamps, stapled together into a booklet for the convenience of users.
- boot-scraper — a contraption consisting of an upright metal shape formerly placed outside some houses to enable people to scrape the mud from their boots before going in
- bootleg play — a play in which the quarterback pretends to hand the ball to a teammate, hides it by placing it next to his hip, and runs with it.
- bottle party — a party to which guests bring drink
- branch depot — one of a several depots receiving stock from the same central supplier
- breastplough — a plough driven by the worker's breast, often used to pare turf
- breath group — a sequence of sounds articulated in the course of a single exhalation; an utterance or part of an utterance produced between pauses for breath.
- broad jumper — a participant in the long jump.
- caesalpinoid — of, relating to, or belonging to the Caesalpinoideae, a mainly tropical subfamily of leguminous plants that have irregular flowers: includes carob, senna, brazil, cassia, and poinciana
- caloreceptor — a receptor stimulated by heat.
- camelopardus — a faint extensive constellation in the N hemisphere close to Ursa Major and Cassiopeia
- camera phone — A camera phone is a mobile phone that can also take photographs.
- camerapeople — a person who operates a camera, especially a movie or TV camera.
- cameraperson — a camera operator
- camphor tree — a lauraceous evergreen E Asian tree, Cinnamomum camphora, whose aromatic wood yields camphor
- campo grande — a city in SW Brazil, capital of Mato Grosso do Sul state on the São Paulo–Corumbá railway: market centre. Pop: 746 000 (2005 est)
- campodeiform — resembling insects of the genus Campodea
- cancelpoodle — (messaging) (Or Cancelbunny) A manifestation of the Cancelmoose in the form of a more selective (and probably not automated) way to cancel Usenet articles. The term became common during the alt.religion.scientology wars of the mid-90s, during which Cancelpoodles were used. The "poodle" part is an allusion to one of the parties obliquely involved in the fray, who an earlier well-known witticism had compared to "a psychotic poodle".
- cancerphobia — an excessive fear of getting cancer
- canine corps — a military or law enforcement body which uses dogs for the detection of explosives or drugs or for security, tracking, etc
- canton crepe — a fine crinkled silk or rayon crepe fabric, slightly heavier than crepe de Chine
- cape buffalo — a large, black, nearly hairless, very fierce buffalo (Syncerus caffer) of South Africa, with horns joined at the bases to form a helmetlike structure
- cape cod bay — a part of Massachusetts Bay, enclosed by the Cape Cod peninsula.
- cape colored — a South African of mixed European and African or Malayan ancestry.
- cape comorin — a headland at the southernmost point of India, in Tamil Nadu state
- cape delgado — a headland on the NE coast of Mozambique
- cape nordkyn — a cape in N Norway: the northernmost point of the European mainland
- cape ortegal — a cape in NW Spain, projecting into the Bay of Biscay
- cape sounion — Cape, a cape in E central Greece, SE of Athens, at the tip of the Attica peninsula, in W Aegean Sea.
- cape sparrow — a sparrow, Passer melanurus, very common in southern Africa: family Ploceidae
- cape-froward — Cape, a cape in S Chile, on the Strait of Magellan: southernmost point of mainland South America.
- cape-lookout — Cape, a sandy reef in the Outer Banks, off E North Carolina, SW of Cape Hatteras: lighthouse.