7-letter words containing r, a, b, o
- labored — of or relating to workers, their associations, or working conditions: labor reforms.
- laborer — a person engaged in work that requires bodily strength rather than skill or training: a laborer in the field.
- labours — Plural form of labour.
- labroid — any percoid fish of the family Labridae (wrasses)
- labrose — thick-lipped
- latrobe — Benjamin Henry, 1764–1820, U.S. architect and engineer, born in England.
- lo-carb — containing few or fewer carbohydrates: a low-carb diet.
- lobular — composed of, having the form of, or pertaining to lobules or small lobes.
- lombard — Carole (Jane Alice Peters) 1909?–42, U.S. film actress.
- marabou — any of three large storks of the genus Leptoptilus, of Africa or the East Indies, having soft, downy feathers under the wings and tail that are used for making a furlike trimming for women's hats and garments.
- maribor — a city in N Slovenia, on the Drava River.
- mozarab — a Christian in Spain who, during the Muslim domination, was permitted to practice his or her own religion.
- naibour — Obsolete form of neighbour.
- nairobi — a republic in E Africa: member of the Commonwealth of Nations; formerly a British crown colony and protectorate. 223,478 sq. mi. (578,808 sq. km). Capital: Nairobi.
- obolary — poor or having only coins of low value in one's possession
- onboard — provided, occurring, etc., on a vehicle: among the ship's many onboard services.
- orbital — of or relating to an orbit.
- orizaba — Also called Citlaltepetl. an inactive volcano in SE Mexico, in Veracruz state. 18,546 feet (5653 meters).
- outbark — to bark more than or louder than
- outbrag — to brag more than or better than
- parboil — to boil partially or for a short time; precook.
- proball — believable; probable
- proband — a patient who is the initial member of a family to come under study.
- probang — a long, slender, elastic rod with a sponge, ball, or the like, at the end, to be introduced into the esophagus or larynx, as for removing foreign bodies, or for introducing medication.
- probate — Law. the official proving of a will as authentic or valid in a probate court.
- rabboni — a respectful Jewish title or form of address (usually given to a rabbi) meaning master
- ragbolt — barb bolt.
- rainbow — a bow or arc of prismatic colors appearing in the heavens opposite the sun and caused by the refraction and reflection of the sun's rays in drops of rain. Compare primary rainbow, secondary rainbow.
- rasbora — any of several minnows of the genus Rasbora, inhabiting fresh waters of southeastern Asia and the Malay Archipelago, especially the silvery R. heteromorpha, that has a black triangular marking near the tail and is often kept in aquariums.
- reboant — resounding or reverberating loudly.
- reboard — a piece of wood sawed thin, and of considerable length and breadth compared with the thickness.
- rhabdom — any of various rod-shaped structures.
- roadbed — Railroads. the bed or foundation structure for the track of a railroad. the layer of ballast immediately beneath the ties of a railroad track.
- roberta — a female given name: derived from Robert.
- robinia — any tree of the leguminous genus Robinia, esp the locust tree
- robocar — an automobile that is navigated and maneuvered by a computer without a need for human control or intervention under a range of driving situations and conditions.
- robusta — a coffee tree, Coffea canephora, native to western tropical Africa and cultivated in warm regions of the Old World.
- rollbar — a heavy steel transverse bar in the form of an inverted U rising from the framework of an automobile to prevent its occupants from being crushed if the vehicle rolls over.
- ropable — capable of being roped.
- rosebay — any of several rhododendrons, as the great laurel of eastern North America or Rhododendron macrophyllum, of the west coast of North America.
- rotblat — Joseph, 1908–2005, English physicist and anti–nuclear arms activist, born in Poland: Nobel prize 1995.
- roubaix — a city in N France, NE of Lille.
- rowable — able to be rowed
- rowboat — a small boat designed for rowing.
- rubaboo — soup made from pemmican, flour, and water, once common among fur trappers, hunters, etc.
- rubeola — measles.
- sanborn — a male given name.
- saprobe — saprophyte.
- seaborg — Glenn T(heodor) 1912–1999, U.S. chemist: chairman of the Atomic Energy Commission 1961–71; Nobel prize 1951.
- sorbate — a sorbed substance.